Math Kangaroo USA
International Competition in Mathematics
for K-12 students

Math Kangaroo USA helping students love math through competition, classes, webinars, and camps

for 29 years

AWARDS
Awards and Special Recognitions
WINNERS
National and State Winners
ANSWER KEYS
From Current and Previous Years

Three kids sit on a bench holding team signs at a Math Kangaroo Team Competition, with a navy backdrop and the large event title above.

Math Kangaroo Team Competition Registration

Registration for the 2026 Math Kangaroo Team Competition is open!
Build a team of 2–4 students, find a coach, and join students nationwide in this exciting math challenge.

Regular registration closes September 15 — don’t wait!

Visit the Team Competition page to learn more and register.

Poster-style image announcing 'Math Kangaroo' Individual Competition with a diverse group of smiling students holding ribbons against a dark blue background.

Math Kangaroo 2027 Individual Competition — Celebrating 30 Years of Mathematical Excellence!

Join us for a special anniversary year as we celebrate 30 years of the Math Kangaroo Competition!

The Individual Competition will be held in March 2027 for students in Grades K–12, featuring personal achievement, rankings, and awards.

All participants are invited to celebrate this milestone year and receive a special commemorative gift.

Registration opens September 15, 2026!

Be part of Math Kangaroo 2027 and celebrate 30 years of inspiring young mathematicians.

Promotional graphic reading 'Online Fall Classes' showing a girl with a headset at a laptop for online learning fall classes.

Online Fall Classes — Registration Open!

Join Math Kangaroo USA online classes designed to strengthen problem-solving skills, build mathematical confidence, and prepare students for challenging math experiences.

Classes are available for Grades 1–8 with experienced instructors and engaging, advanced-level math content.

Grades 1–8 | EARLY BIRD $50.00 off Promo Code: LESS50 (Offer valid until September 5th)

Explore class options and find the right level for your student!

Graphic promoting Fall Webinars with 'Fall Webinars' text, showing a girl watching a math lesson on a desktop monitor

Math Kangaroo Fall Webinars — Registration Open!

Join our Fall 2026 Webinars and explore engaging problem-solving topics designed for students in Grades 1–6.

Learn from experienced Math Kangaroo educators, challenge your thinking, and build confidence in advanced mathematics.

Grades 1–6 | EARLY BIRD $10.00 off Promo Code: LESS10 (Offer valid until September 15)

Enroll today and continue your math journey with Math Kangaroo!

Kangaroo AI Tool logo on a dark blue background with a neon K-12 EDUCATION banner and the slogan Think. Explore. Solve. Grow! on painted brush strokes.

Meet the Kangaroo AI Tool

Think. Explore. Solve. Grow!

An AI-powered math tutor designed to help students develop confidence and mathematical thinking through guided learning and interactive support.

Note: We welcome your feedback as we continue improving this tool. 

📢 News & Upcoming Events

Promotional banner advertising a 'LIVE NOW' Math Kangaroo USA event for Grades 1–5 with Steve Sherman, scheduled Sundays at 1 PM EST.

Kangaroo Kahoot LIVE

Sundays at 1 PM ET: Aug 9, Aug 23 & Sep 13
Just $39.99 for 3 sessions!

Join students in Grades 1–5 for a fun-filled math challenge featuring Kangaroo problems, Kahoot games, prizes, and plenty of laughs. Hosted by the energetic Steve Sherman!

Webinar banner for Math Kangaroo USA: glowing AI sphere, network backdrop, and 'WEBINAR' heading
Math Kangaroo webinar banner with speakers Dr. Brian Lack and Dr. Van Koroleva.

Their Talent, Your Support – Math Kangaroo 2026

Help Make Math Dreams Come True!
Many talented students from Title I schools dream of joining Math Kangaroo – a fun, international math competition. With your support, we can give them that chance.

$500 = 50 students entry
Let’s make Math Kangaroo 2026 accessible for everyone.

Donate today. Inspire tomorrow.

A Unique Math Experience for Schools!

Math Kangaroo USA is an exciting international math competition for students in grades K-12. It promotes problem-solving, logical reasoning, and a love for mathematics in a fun and engaging way. Don’t miss this wonderful opportunity— enroll your school today!

Meet Our Expert Faculty | Passionate Math & STEM Instructors

Our experienced and dedicated faculty lead Math Kangaroo online classes and webinars — including the upcoming Fall Online Classes and Webinars — guiding students in Grades 1–12 to strengthen their problem-solving skills and develop a lifelong love for math.

Dark blue background with handwritten 'Answer Key 2026' text; a torn white sheet reveals a multiple-choice answer sheet with numbered questions and filled circles

Get Math Kangaroo Answer Keys

Access official Math Kangaroo answer keys one month after the competition here. Results are released by May 1 and available in your student registration account. Check your performance and celebrate your math success!

National and State Winners & Rankings

Success is the result of hard work, determination, and a passion for learning. Your outstanding performance in the Math Kangaroo competition has placed you among the top achievers at both the state and national levels. This recognition is a testament to your dedication and problem-solving skills.

Congratulations on this well-earned achievement! May this milestone inspire you to reach even greater heights in mathematics and beyond.

Math Kangaroo USA 2026 – National Participation Overview

In 2025, Math Kangaroo USA welcomed an impressive 53,562 students from across the country, showcasing the growing national enthusiasm for mathematics and problem-solving. This year’s data reflects remarkable participation across all 50 states, U.S. territories, and 12 grade levels, with thousands of dedicated educators, parents, and school leaders supporting students’ academic growth.

Discover which grade levels had the most Math Kangaroo participants in 2026 and more.

Math Kangaroo Press Room & Event Highlights

Stay up to date with Math Kangaroo USA’s latest events, expert talks, and student engagement opportunities. Explore our Live Solve series, educational webinars, and press announcements.

Featured Events:

  • Live Solve with Prof. Po-Shen Loh
    Interactive sessions where students in grades 3–8 solve math problems with expert guidance.
  • “Purposeful Fluency” with Dan Finkel, PhD
    A talk on building deep math understanding through structured practice.
Dark blue background with handwritten 'Poster Contest 2026' and a gold trophy on a blue brushstroke, ribbon reads '2027 Math Kangaroo Poster Contest'.

Math Kangaroo Poster Contest

The 2027 Math Kangaroo Poster Contest has officially ended!

A huge THANK YOU to every student who participated! Your creativity, talent, and love for math truly amazed us.

Our team is currently reviewing submissions and will announce the winners by May 1. Stay tuned!

Thank you for helping us celebrate the beauty of math through art!

Math Kangaroo Video Testimonials

Alida, a 5th grader, participated in the 2024 Math Kangaroo competition
at the Caltech in Pasadena, CA.
Alan Verbitski, a 7th grader from WA, won 1st place in the Math Kangaroo competition nationally and in Washington state.
Michelle, a 5th grader, Tashvi, and Diana, 4th graders participated in the 2024 Math Kangaroo competition at the centers in Texas.
Anvi, a 5th grader, participated in the 2024 Math Kangaroo competition at the Manteca Learning Place in Manteca, CA.

Our Sponsors and Partners