MathCup Academy
An online Math enrichment platform for every K-12 student
Problem sets, including most AMC8, AMC10, AMC12, and AIME contests since 2000.

And a growing list of problem sets on various topics;
Test yourself by solving problem sets online with timer, and enjoy immediate grading;
Assign the problem sets to math team, class or friends.

Math is Fun
As little as ten minutes on problems everyday, you will enrich your understanding of math,
develop critical thinking approach, and find more fun in the math world.

Connect and Share
Connect with your mathbuddies, solve interesting problems together, friendly challenge each other, earn your mathcup ratings

PRACTICE
Try the thousands of problems (from mildly challenging to very challenging) to develop critical thinking.
When signed in, users earn MathCup ratings, with activities saved for self review.
Search problems by category.
Assign problems found to students.

Problem Of The Day - 20190919
Problem For Grade 2-4 Solve
Of all the numbers between 10 and 99 inclusive, how many times does the digit "1" appear?

Problem For Grade 4-6 Solve
Find the number of factors of 36.

Problem For Grade 6+ Solve
Find the value of x + y if the following relations hold: y = 5x-1 2y = 3x + 12

LESSON
Watch video lessons
Watch enrichment lessons on topics usually not covered in regular schools.
Whether a new concept or technique, the material will deepen one's understanding in math.
VIDEO

Introducing Powers - For Lower Grades

VIDEO

How to Calcuate the number of factors of 2016? - For Middle Grades

VIDEO

Understanding Chinese Remainder Theorem - For Middle Grades

INTERACT
A community where we work together
Connect with your friends on MathCup.
Communicate, collaborate, and challenge each other.
Parents/teachers assign problems to students.
MathCup Academy Forum
Where users ask their questions, share their ideas, and grow their skills.
When signed in, users earn mathcup points, improve their rankings on the site.
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Contribute Problems and Videos
Great Moments Count
Your friends mathematics-related eureka moments .
Record your moments.