Math Core

Competition

Mock contests

Full-length practice contests under real conditions: the real number of problems, the real time limit and the real scoring. Answers stay hidden until you finish, then you get your score and full solutions.

MATHCOUNTS Sprint Round

30 problems in 40 minutes. Speed and accuracy, no calculator.

30 problems · 40 minutes

AMC 8

25 problems in 40 minutes, for middle schoolers.

25 problems · 40 minutes

AMC 10/12

25 problems in 75 minutes. Blanks earn 1.5 points, so guess wisely.

25 problems · 75 minutes

AIME

15 problems in 3 hours. Every answer is a whole number from 0 to 999.

15 problems · 3 hours

Mocks are built from the problems in the competition modules, so you may recognize some you've already practiced.