{"id":64826,"date":"2026-03-05T05:22:43","date_gmt":"2026-03-05T11:22:43","guid":{"rendered":"https:\/\/mathkangaroo.org\/mks\/?p=64826"},"modified":"2026-03-05T13:04:18","modified_gmt":"2026-03-05T19:04:18","slug":"not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults","status":"publish","type":"post","link":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/","title":{"rendered":"Not Just for Kids! Join the 1st International Kangaroo Open Math Contest for Adults"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Think Math Kangaroo is only for students? Think again! We are thrilled to announce the <strong>first-ever International Kangaroo Open Math Contest<\/strong>\u2014designed specifically for adults, enthusiasts, and lifelong learners.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This contest is <strong>completely FREE<\/strong> and open to everyone worldwide. Whether you are a math pro or just looking for a fun mental challenge, there is a place for you!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">Choose Your Challenge<\/mark><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">We offer two versions of the contest, each featuring 24 problems ranging from &#8220;warm-ups&#8221; to &#8220;brain-busters&#8221;:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kangaroo:<\/strong> Great for those who want to test their logic and foundational skills.<\/li>\n\n\n\n<li><strong>Kangaroo PRO:<\/strong> For those who want to push their problem-solving limits.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>The Scoring System:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Problems 1\u20138:<\/strong> 3 points each (Easy)<\/li>\n\n\n\n<li><strong>Problems 9\u201316:<\/strong> 4 points each (Medium)<\/li>\n\n\n\n<li><strong>Problems 17\u201324:<\/strong> 5 points each (Challenging)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">Contest Details<\/mark><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Time Limit:<\/strong> 60 minutes per version (must be completed in one sitting).<\/li>\n\n\n\n<li><strong>Window:<\/strong> Open from <strong>March 19th to April 19th<\/strong>.<\/li>\n\n\n\n<li><strong>Global Access:<\/strong> Available in multiple languages including English, German, Dutch, Chinese, Korean, and more!<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">What\u2019s in it for you?<\/mark><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Instant Results:<\/strong> See your score immediately after finishing.<\/li>\n\n\n\n<li><strong>Global Rankings:<\/strong> Get your percentile ranking compared to other participants in your country and internationally.<\/li>\n\n\n\n<li><strong>Take-Home Review:<\/strong> After the contest period, you can print your completed versions to review your work.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">How to Join the Fun<\/mark><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Joining is simple\u2014no complicated registration required!<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Visit <strong><a href=\"https:\/\/open.aksf.org\" target=\"_blank\" rel=\"noreferrer noopener\">open.aksf.org<\/a><\/strong><\/li>\n\n\n\n<li>Enter your <strong>name<\/strong> and <strong>country<\/strong>.<\/li>\n\n\n\n<li>Choose your <strong>version<\/strong> (Kangaroo or Kangaroo PRO).<\/li>\n\n\n\n<li>Select your <strong>language<\/strong>.<\/li>\n\n\n\n<li>Click <strong>Begin<\/strong>!<\/li>\n<\/ol>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Pro Tip:<\/strong> You can try <strong>both versions<\/strong> if you\u2019re up for the challenge!<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">We Want to Hear From You!<\/mark><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">As this is the <strong>first-ever pilot<\/strong> of the International Kangaroo Open for Adults, your experience is the key to our growth!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Once you complete the contest, a <strong>Feedback Button<\/strong> will appear on your screen. Please take a moment to share your thoughts, suggestions, or highlights from your session. Your input helps us refine the contest for math enthusiasts around the globe!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">Spread the word, challenge your friends, and let\u2019s show the world that math is a lifelong adventure!<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Think Math Kangaroo is only for students? Think again! We are thrilled to announce the first-ever International Kangaroo Open Math Contest\u2014designed specifically for adults, enthusiasts, and lifelong learners. This contest is completely FREE and open to everyone worldwide. Whether you are a math pro or&nbsp;<a href=\"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/\">&hellip;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[16],"tags":[],"class_list":["post-64826","post","type-post","status-publish","format-standard","hentry","category-math-kangaroo-info","odd"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.9.9 - aioseo.com -->\n\t<meta name=\"description\" content=\"Not just for kids! Join the 1st International Kangaroo Open Math Contest for adults. Free, global, and available in multiple languages. Challenge yourself today!\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Math Kangaroo USA\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO Pro (AIOSEO) 4.9.9\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Math Kangaroo USA - International Math Competition\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"International Kangaroo Math Open for Adults | Join Free\" \/>\n\t\t<meta property=\"og:description\" content=\"Not just for kids! Join the 1st International Kangaroo Open Math Contest for adults. Free, global, and available in multiple languages. Challenge yourself today!\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/mathkangaroo.org\/mks\/wp-content\/uploads\/2021\/04\/Math-Kangaroo-USA-logo_website.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/mathkangaroo.org\/mks\/wp-content\/uploads\/2021\/04\/Math-Kangaroo-USA-logo_website.png\" \/>\n\t\t<meta property=\"og:image:width\" content=\"1800\" \/>\n\t\t<meta property=\"og:image:height\" content=\"501\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-03-05T11:22:43+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-03-05T19:04:18+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/mathkangaroousa\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:site\" content=\"@usakangaroo\" \/>\n\t\t<meta name=\"twitter:title\" content=\"International Kangaroo Math Open for Adults | Join Free\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Not just for kids! Join the 1st International Kangaroo Open Math Contest for adults. Free, global, and available in multiple languages. Challenge yourself today!\" \/>\n\t\t<meta name=\"twitter:creator\" content=\"@usakangaroo\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/mathkangaroo.org\/mks\/wp-content\/uploads\/2021\/04\/Math-Kangaroo-USA-logo_website.png\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BlogPosting\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#blogposting\",\"name\":\"International Kangaroo Math Open for Adults | Join Free\",\"headline\":\"Not Just for Kids! Join the 1st International Kangaroo Open Math Contest for Adults\",\"author\":{\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/author\\\/mk_wpadm\\\/#author\"},\"publisher\":{\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/#organization\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/wp-content\\\/uploads\\\/2023\\\/03\\\/logonew5b.png\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/#articleImage\",\"width\":2538,\"height\":2651},\"datePublished\":\"2026-03-05T05:22:43-06:00\",\"dateModified\":\"2026-03-05T13:04:18-06:00\",\"inLanguage\":\"en-US\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#webpage\"},\"isPartOf\":{\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#webpage\"},\"articleSection\":\"Math Kangaroo Info\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/category\\\/math-kangaroo-info\\\/#listItem\",\"name\":\"Math Kangaroo Info\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/category\\\/math-kangaroo-info\\\/#listItem\",\"position\":2,\"name\":\"Math Kangaroo Info\",\"item\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/category\\\/math-kangaroo-info\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#listItem\",\"name\":\"Not Just for Kids! Join the 1st International Kangaroo Open Math Contest for Adults\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#listItem\",\"position\":3,\"name\":\"Not Just for Kids! Join the 1st International Kangaroo Open Math Contest for Adults\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/category\\\/math-kangaroo-info\\\/#listItem\",\"name\":\"Math Kangaroo Info\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/#organization\",\"name\":\"Math Kangaroo USA\",\"description\":\"International Math Competition\",\"url\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/\",\"telephone\":\"+18723038624\",\"logo\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/wp-content\\\/uploads\\\/2023\\\/03\\\/logonew5b.png\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#organizationLogo\",\"width\":2538,\"height\":2651},\"image\":{\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#organizationLogo\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/mathkangaroousa\",\"https:\\\/\\\/twitter.com\\\/usakangaroo?lang=en\",\"https:\\\/\\\/www.instagram.com\\\/mathkangaroousa\\\/\",\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UChI-Pm3LxiYUwFwW09EYx1g\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/mathkangaroousa\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/author\\\/mk_wpadm\\\/#author\",\"url\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/author\\\/mk_wpadm\\\/\",\"name\":\"Math Kangaroo USA\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#authorImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/240dcd3f260162cbf45b12a0dbadc0963eb7d6bbf6aedb34285d49cad115140b?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"Math Kangaroo USA\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#webpage\",\"url\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/\",\"name\":\"International Kangaroo Math Open for Adults | Join Free\",\"description\":\"Not just for kids! Join the 1st International Kangaroo Open Math Contest for adults. Free, global, and available in multiple languages. Challenge yourself today!\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\\\/#breadcrumblist\"},\"author\":{\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/author\\\/mk_wpadm\\\/#author\"},\"creator\":{\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/author\\\/mk_wpadm\\\/#author\"},\"datePublished\":\"2026-03-05T05:22:43-06:00\",\"dateModified\":\"2026-03-05T13:04:18-06:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/#website\",\"url\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/\",\"name\":\"Math Kangaroo USA\",\"description\":\"International Math Competition\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/mathkangaroo.org\\\/mks\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO Pro -->\r\n\t\t<title>International Kangaroo Math Open for Adults | Join Free<\/title>\n\n","aioseo_head_json":{"title":"International Kangaroo Math Open for Adults | Join Free","description":"Not just for kids! Join the 1st International Kangaroo Open Math Contest for adults. Free, global, and available in multiple languages. Challenge yourself today!","canonical_url":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BlogPosting","@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#blogposting","name":"International Kangaroo Math Open for Adults | Join Free","headline":"Not Just for Kids! Join the 1st International Kangaroo Open Math Contest for Adults","author":{"@id":"https:\/\/mathkangaroo.org\/mks\/author\/mk_wpadm\/#author"},"publisher":{"@id":"https:\/\/mathkangaroo.org\/mks\/#organization"},"image":{"@type":"ImageObject","url":"https:\/\/mathkangaroo.org\/mks\/wp-content\/uploads\/2023\/03\/logonew5b.png","@id":"https:\/\/mathkangaroo.org\/mks\/#articleImage","width":2538,"height":2651},"datePublished":"2026-03-05T05:22:43-06:00","dateModified":"2026-03-05T13:04:18-06:00","inLanguage":"en-US","mainEntityOfPage":{"@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#webpage"},"isPartOf":{"@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#webpage"},"articleSection":"Math Kangaroo Info"},{"@type":"BreadcrumbList","@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/mathkangaroo.org\/mks#listItem","position":1,"name":"Home","item":"https:\/\/mathkangaroo.org\/mks","nextItem":{"@type":"ListItem","@id":"https:\/\/mathkangaroo.org\/mks\/category\/math-kangaroo-info\/#listItem","name":"Math Kangaroo Info"}},{"@type":"ListItem","@id":"https:\/\/mathkangaroo.org\/mks\/category\/math-kangaroo-info\/#listItem","position":2,"name":"Math Kangaroo Info","item":"https:\/\/mathkangaroo.org\/mks\/category\/math-kangaroo-info\/","nextItem":{"@type":"ListItem","@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#listItem","name":"Not Just for Kids! Join the 1st International Kangaroo Open Math Contest for Adults"},"previousItem":{"@type":"ListItem","@id":"https:\/\/mathkangaroo.org\/mks#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#listItem","position":3,"name":"Not Just for Kids! Join the 1st International Kangaroo Open Math Contest for Adults","previousItem":{"@type":"ListItem","@id":"https:\/\/mathkangaroo.org\/mks\/category\/math-kangaroo-info\/#listItem","name":"Math Kangaroo Info"}}]},{"@type":"Organization","@id":"https:\/\/mathkangaroo.org\/mks\/#organization","name":"Math Kangaroo USA","description":"International Math Competition","url":"https:\/\/mathkangaroo.org\/mks\/","telephone":"+18723038624","logo":{"@type":"ImageObject","url":"https:\/\/mathkangaroo.org\/mks\/wp-content\/uploads\/2023\/03\/logonew5b.png","@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#organizationLogo","width":2538,"height":2651},"image":{"@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#organizationLogo"},"sameAs":["https:\/\/www.facebook.com\/mathkangaroousa","https:\/\/twitter.com\/usakangaroo?lang=en","https:\/\/www.instagram.com\/mathkangaroousa\/","https:\/\/www.youtube.com\/channel\/UChI-Pm3LxiYUwFwW09EYx1g","https:\/\/www.linkedin.com\/company\/mathkangaroousa"]},{"@type":"Person","@id":"https:\/\/mathkangaroo.org\/mks\/author\/mk_wpadm\/#author","url":"https:\/\/mathkangaroo.org\/mks\/author\/mk_wpadm\/","name":"Math Kangaroo USA","image":{"@type":"ImageObject","@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#authorImage","url":"https:\/\/secure.gravatar.com\/avatar\/240dcd3f260162cbf45b12a0dbadc0963eb7d6bbf6aedb34285d49cad115140b?s=96&d=mm&r=g","width":96,"height":96,"caption":"Math Kangaroo USA"}},{"@type":"WebPage","@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#webpage","url":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/","name":"International Kangaroo Math Open for Adults | Join Free","description":"Not just for kids! Join the 1st International Kangaroo Open Math Contest for adults. Free, global, and available in multiple languages. Challenge yourself today!","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/mathkangaroo.org\/mks\/#website"},"breadcrumb":{"@id":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/#breadcrumblist"},"author":{"@id":"https:\/\/mathkangaroo.org\/mks\/author\/mk_wpadm\/#author"},"creator":{"@id":"https:\/\/mathkangaroo.org\/mks\/author\/mk_wpadm\/#author"},"datePublished":"2026-03-05T05:22:43-06:00","dateModified":"2026-03-05T13:04:18-06:00"},{"@type":"WebSite","@id":"https:\/\/mathkangaroo.org\/mks\/#website","url":"https:\/\/mathkangaroo.org\/mks\/","name":"Math Kangaroo USA","description":"International Math Competition","inLanguage":"en-US","publisher":{"@id":"https:\/\/mathkangaroo.org\/mks\/#organization"}}]},"og:locale":"en_US","og:site_name":"Math Kangaroo USA - International Math Competition","og:type":"article","og:title":"International Kangaroo Math Open for Adults | Join Free","og:description":"Not just for kids! Join the 1st International Kangaroo Open Math Contest for adults. Free, global, and available in multiple languages. Challenge yourself today!","og:url":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/","og:image":"https:\/\/mathkangaroo.org\/mks\/wp-content\/uploads\/2021\/04\/Math-Kangaroo-USA-logo_website.png","og:image:secure_url":"https:\/\/mathkangaroo.org\/mks\/wp-content\/uploads\/2021\/04\/Math-Kangaroo-USA-logo_website.png","og:image:width":1800,"og:image:height":501,"article:published_time":"2026-03-05T11:22:43+00:00","article:modified_time":"2026-03-05T19:04:18+00:00","article:publisher":"https:\/\/www.facebook.com\/mathkangaroousa","twitter:card":"summary_large_image","twitter:site":"@usakangaroo","twitter:title":"International Kangaroo Math Open for Adults | Join Free","twitter:description":"Not just for kids! Join the 1st International Kangaroo Open Math Contest for adults. Free, global, and available in multiple languages. Challenge yourself today!","twitter:creator":"@usakangaroo","twitter:image":"https:\/\/mathkangaroo.org\/mks\/wp-content\/uploads\/2021\/04\/Math-Kangaroo-USA-logo_website.png"},"aioseo_meta_data":{"post_id":"64826","title":"International Kangaroo Math Open for Adults | Join Free","description":"Not just for kids! Join the 1st International Kangaroo Open Math Contest for adults. Free, global, and available in multiple languages. Challenge yourself today!","keywords":null,"keyphrases":{"focus":{"keyphrase":"Adults","score":90,"analysis":{"keyphraseInTitle":{"score":9,"maxScore":9,"error":0},"keyphraseInDescription":{"score":9,"maxScore":9,"error":0},"keyphraseLength":{"score":9,"maxScore":9,"error":0,"length":1},"keyphraseInURL":{"score":5,"maxScore":5,"error":0},"keyphraseInIntroduction":{"score":9,"maxScore":9,"error":0},"keyphraseInSubHeadings":{"score":3,"maxScore":9,"error":1},"keyphraseInImageAlt":[],"keywordDensity":{"type":"best","score":9,"maxScore":9,"error":0}}},"additional":[{"keyphrase":"Math Kangaroo for Adults","score":42,"analysis":{"keyphraseInDescription":{"score":3,"maxScore":9,"error":1},"keyphraseLength":{"score":9,"maxScore":9,"error":0,"length":4},"keyphraseInIntroduction":{"score":3,"maxScore":9,"error":1},"keyphraseInImageAlt":[],"keywordDensity":{"score":0,"type":"low","maxScore":9,"error":1}}},{"keyphrase":"Math Kangaroo","score":58,"analysis":{"keyphraseInDescription":{"score":3,"maxScore":9,"error":1},"keyphraseLength":{"score":9,"maxScore":9,"error":0,"length":2},"keyphraseInIntroduction":{"score":9,"maxScore":9,"error":0},"keyphraseInImageAlt":[],"keywordDensity":{"score":0,"type":"low","maxScore":9,"error":1}}},{"keyphrase":"Adult Math Competition","score":42,"analysis":{"keyphraseInDescription":{"score":3,"maxScore":9,"error":1},"keyphraseLength":{"score":9,"maxScore":9,"error":0,"length":3},"keyphraseInIntroduction":{"score":3,"maxScore":9,"error":1},"keyphraseInImageAlt":[],"keywordDensity":{"score":0,"type":"low","maxScore":9,"error":1}}}]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"BlogPosting","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":null,"frequency":"default","local_seo":null,"seo_analyzer_scan_date":"2026-03-05 19:21:40","breadcrumb_settings":null,"limit_modified_date":false,"open_ai":null,"ai":{"faqs":[],"keyPoints":[],"titles":[],"descriptions":[],"socialPosts":{"email":[],"linkedin":[],"twitter":[],"facebook":[],"instagram":[]}},"created":"2026-03-05 11:22:13","updated":"2026-03-05 19:27:29"},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/mathkangaroo.org\/mks\" title=\"Home\">Home<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/mathkangaroo.org\/mks\/category\/math-kangaroo-info\/\" title=\"Math Kangaroo Info\">Math Kangaroo Info<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\tNot Just for Kids! Join the 1st International Kangaroo Open Math Contest for Adults\n<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/mathkangaroo.org\/mks"},{"label":"Math Kangaroo Info","link":"https:\/\/mathkangaroo.org\/mks\/category\/math-kangaroo-info\/"},{"label":"Not Just for Kids! Join the 1st International Kangaroo Open Math Contest for Adults","link":"https:\/\/mathkangaroo.org\/mks\/not-just-for-kids-join-the-1st-international-kangaroo-open-math-contest-for-adults\/"}],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/mathkangaroo.org\/mks\/wp-json\/wp\/v2\/posts\/64826","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mathkangaroo.org\/mks\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mathkangaroo.org\/mks\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mathkangaroo.org\/mks\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mathkangaroo.org\/mks\/wp-json\/wp\/v2\/comments?post=64826"}],"version-history":[{"count":0,"href":"https:\/\/mathkangaroo.org\/mks\/wp-json\/wp\/v2\/posts\/64826\/revisions"}],"wp:attachment":[{"href":"https:\/\/mathkangaroo.org\/mks\/wp-json\/wp\/v2\/media?parent=64826"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mathkangaroo.org\/mks\/wp-json\/wp\/v2\/categories?post=64826"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mathkangaroo.org\/mks\/wp-json\/wp\/v2\/tags?post=64826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}