Original problems · clear hints · worked solutions

Build confidence with math olympiad problems

MozgoQuest gives children in grades 1-6 short, thoughtful problems in arithmetic, logic, geometry, counting, and patterns. Start with five problems without signing up.

Try 5 problemsProblem of the dayBrowse all 180 problems

Choose a grade

Grade 1Grade 2Grade 3Grade 4Grade 5Grade 6

Practice that explains the idea

Two useful hints

Open one hint at a time when a child needs a small step forward.

Worked solutions

Compare the method after answering and find exactly where the reasoning changed.

Six grade levels

Choose from thirty reviewed problems in each grade from 1 through 6.

Preparing for a competition?

Use our original problems to practice the kind of flexible thinking found in school math contests. MozgoQuest is independent and is not affiliated with any competition organizer.

Read the Math Kangaroo preparation guide

A plan for parents

Short regular sessions, one hint at a time, and a calm mistake review help children learn to reason independently.

How to prepare a child for a math olympiad

Start without an account

Your guest answers stay only on the open page. An adult can create an account later if the family wants saved progress.

Solve five problems