# Webinars

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**Webinar Presenter:****Dr. Van Koroleva**, Math Kangaroo Faculty with a PhD in applied mathematics from Harvard University. Van seeks to inspire students to discover their passion for math and science. She learned early in her career teaching and doing research with college students and scientists that curiosity and strong foundational skills are absolutely necessary for successful learning at higher levels. Currently she enjoys teaching students of all ages, designing highly personalized curricula, and nurturing the inquisitive minds of her young children. She was drawn to Math Kangaroo by the shared interest of spreading the love of mathematics.

**Webinar Contributor:****Andrew Tsai**, a high school sophomore from New York City. Andrew has participated in the Math Kangaroo contest for more than 8 years. His latest national rank is 8th for Grade 9. He is also an AIME qualifier with distinction and loves teaching and learning math concepts.

- Students in grades 1-2 with limited or no math competition experience are invited to join the Exploring course.
- In this course, students will be introduced to 2D and 3D visualization as well as the problem-solving strategies of Draw a Picture, Find a Pattern, Make an Organized List, Build a Table, Spatial Thinking, Symmetry, Balance Equations, and Logical Reasoning through a mixture of Level 1-2 Kangaroo problems.
- The course will culminate in working through the entire 2022 Level 1-2 contest together as a group.
- For added challenge, the optional homework for weeks 2-9 will be an entire Math Kangaroo exam to build the students’ persistence and stamina for the actual competition.
- This webinar is planned to meet 10 times for 1 hour each.
- The number of participants is limited to 300 students.

- Advanced patterns
- Draw a picture
- Spatial thinking
- Advanced organized list or table
- 2D visual thinking
- Symmetry
- 3D visual thinking
- Balance the scales
- Logical reasoning
- Review and MK2022

**Webinar Presenter:****Lucia Liu**, Math Kangaroo faculty and Chief Marketing Officer. She has been teaching Math Kangaroo classes and webinars for 3 years. Ms. Liu holds a Bachelor of Science in Electrical Engineering and Master of Business Administration degrees. Her professional experience includes Math teacher, Vice President, Director of Administration, Office Director, Executive Assistant to CEO, Program Manager, Sales Manager, Marketing Manager. Ms. Liu firmly believes that mathematics is the foundation of all subjects. So, for over ten years, she has devoted herself to mathematics education. She is a passionate, hard-working, determined, and highly motivated person who is supportive of others when they need her help or assistance.

**Webinar Contributor:****Alex Ung**, a high school junior from Illinois. Alex has been a teaching assistant for Math Kangaroo for several semesters. He has experience with high school math team. He has participated in Math Kangaroo competition and ranked 1st in the state of Illinois and 3rd nationally.

- Students in grades 3-4 with math competition experience or who are interested in competing at a high level in Math Kangaroo are invited to join the Navigating Course Webinar.
- This course draws on problems from the Level 3-4 competitions, and assumes students have some familiarity with problem solving strategies.
- This course is intense and fast-paced but fun at the same time.
- For added challenge, the optional homework for weeks 2-9 will be an entire Math Kangaroo exam to build the students’ persistence and stamina for the actual competition.
- This webinar is planned to meet 10 times for 1 hour each.
- The number of participants is limited to 300 students.

- Introduction
- Find a pattern
- Draw a picture and diagram

- Make a list

- Guess and check

- Make a table

- Logical reasoning

- Time and calendar

- Geometry

- Missing values

**Webinar Presenter:****Dr. Ying Yang**, a Faculty and an Iowa state director for Math Kangaroo. She is passionate about mindfulness and has founded iGrow Club to foster mindful parenting and create a close-knit community. With her extensive interdisciplinary background, Dr. Yang has served as an educator at several universities and achieved recognition as one of the top 1% of coaches in a national collegiate sales competition. In recent years, she has also taken on the role of teaching Math Kangaroo to students ranging from 2nd to 6th grade, where she has not only imparted mathematical knowledge but also coached them for the Math Kangaroo competition.

**Webinar Contributor:****Matthew Fakler**, a senior at Davidson Academy. He lives in Las Vegas, Nevada, and he started volunteering with Math Kangaroo after placing first in 9th grade. He started Math Kangaroo in middle school and have enjoyed both taking the tests and teaching for them ever since. Matthew has been tutoring for about 6 years now informally with his math team and about 3 years with established organizations. He looks forward to working with everyone!

- Students in grades 5-6 with math competition experience or who are interested in competing at a high level in Math Kangaroo are invited to join the Discovering Course Webinar.

- This course draws on problems from the Level 5-6 competitions, and assumes students have familiarity with problem solving strategies.

- This course is intense but fun at the same time.

- For added challenge, the optional homework for weeks 2-9 will be an entire Math Kangaroo exam to build the students’ persistence and stamina for the actual competition.

- This webinar is planned to meet 10 times for 1 hour each.

- The number of participants is limited to 300 students.

- Introduction

- Patterns

- Algebraic thinking

- Draw a picture

- Make a table or a list

- Work backwards

- Logical problems

- Statistics and probability

- Geometry

- Combining Tools

**Webinar Presenter:****Dr. Sarah Sagi**, Math Kangaroo Faculty and Curriculum Expert who contributed greatly in building Math Kangaroo online curriculum. She has been teaching Math Kangaroo classes and webinars for 3 years. Dr. Sagi coached elementary school math clubs leading these students to top honors in several international math contests. She graduated from Harvey Mudd College and earned a PhD from UC San Diego in Biomedical Sciences. Dr. Sagi is a mother of four children, currently in middle school, high school, and universities. Because Dr. Sagi recognizes that each student is unique, she tries to introduce alternative methods for solving challenging math problems. This enables each student will find their favorite tools. Her hobbies include Zumba, crochet and walking.

**Webinar Contributor:****Yelisey Romanov**, a high school junior from Kansas. Yelisey has been a teaching assistant for Math Kangaroo for several semesters. He has also tutored elementary students to prepare for competitive Math League events. He has participated in Math Kangaroo contest since 4th grade and ranked 1st in the state of Kansas and 7th nationally.

- Students in grades 7-8 with math competition experience or who are interested in competing at a high level in Math Kangaroo are invited to join the Investigating Course.

- This course draws on problems from the Level 7-8 competitions, and assumes students have familiarity with problem solving strategies.

- This course is intense but fun at the same time.

- For added challenge, the optional homework for weeks 2-9 will be an entire Math Kangaroo exam to build the students’ persistence and stamina for the actual competition.

- This webinar is planned to meet 10 times for 1 hour each.

- The number of participants is limited to 300 students.

- Introduction
- Rational Numbers
- Number Theory
- Algebraic Thinking
- Work Rate Ratio
- Statistics
- 2D Geometry
- Circles
- 3D Geometry
- Logical Thinking

**Webinar Presenter:****Dr. Van Koroleva**graduated with a PhD in applied mathematics from Harvard University and previously worked for Schlumberger Research where she co-invented several patents. She now teaches math to students of all ages through building up their scientific thinking and nurturing their curiosity. She joined Math Kangaroo in 2023 and has been involved in creating the first curriculum for levels 9-10 which is launching this January.

**Webinar Contributor: David Deutsch**, a high school junior from San Diego, CA. David has experience tutoring at Casa de Amistad. He has participated in Math Kangaroo competition since 3rd grade and has been on the National Winner list each year, ranked 1st nationally for the last three years. He is eager to join the MK team and help students prepare for the competition.

- Students with math competition experience or who are interested in competing at a high level in Math Kangaroo are invited to join the Mastering Webinar.

- This course draws on problems from the Level 9-10 competitions, and assumes students have some familiarity with problem solving strategies.

- This course is intense but fun at the same time.

- Homework for this course will be problems very similar to those seen in class to reinforce the use of the strategies taught each week.

- Optional homework each week, starting with lesson 2, will be an entire Math Kangaroo exam to build the students’ persistence and stamina for the actual competition.

- The course will culminate in a math project that the students present.

- This class is planned to meet 10 times for 1 hour each.

- The class size: 12 students

- Introduction
- Algebra Basics
- Algebra Problem Solving
- Logical Reasoning
- Number Theory
- Sequences and Patterns
- Combinatorics
- 2D Geometry
- 2D Geometry 2
- 3D Geometry