Practice with banks from real teachers & top scorers.

Every account comes with a free Core Practice Set - then browse a growing marketplace of banks built and rated by the people who've actually taken these exams.

Browse question banks →Start practicing free
AMC 12 - Combinatorics - Permutations & Combinations - Expert

by AMC 12 - 100 questions

AMC 12 - Combinatorics - Probability - Expert

by AMC 12 - 100 questions

AMC 12 - Algebra - Polynomials - Expert

by AMC 12 - 100 questions

AMC 12 - Number Theory - Other - Expert

by AMC 12 - 100 questions

Every bank, one practice experience

One problem at a time - worked out, coached, tracked.

1. Pick a bank

Your Core set, or one from the marketplace.

2. Work it on paper

An AI coach nudges, never spoils.

3. See your competency

Same map, no matter whose bank it came from.

Become a creator

Build a question bank. Help the next student qualify.

We're looking for our first creators. Write a bank of problems for the AMC 10, AMC 12 or AIME, and we'll list it on the MathClub42 marketplace, with the same hints and competency tracking as every other bank.

Teachers & coaches

Turn the problem sets you already use in class or math club into a bank any student can practice.

Students & alumni

Qualified for the AIME? Share the problems and topics that got you there with students a year or two behind you.

Math clubs & orgs

Publish your club's practice sets so members, and students without a club, can work through them.

Email us to become a creator →

Original problems only. Or write to us at helpmathclub42@gmail.com.

✉️ Contact us