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All Videos
- MATHCOUNTS Minis
MINI #13 - COUNTING THE NUMBER OF SUBSETS OF A SET
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #1 (PART 1) - PROBABILITY/ROLLING DICE
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #30 - SIMILAR TRIANGLES AND PROPORTIONAL REASONING
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #31 - CONSTRUCTIVE COUNTING
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #42 - MORE CONSTRUCTIVE COUNTING
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #40 - SUM AND AVERAGE OF AN EVENLY SPACED LIST OF INTEGERS
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #39 - CIRCLES AND AREA REVISITED
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #36 - COUNTING SHORTCUTS WITH PASCAL'S TRIANGLE
Video by Art of Problem Solving's Richard Rusczyk.
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Our Story
The MATHCOUNTS Foundation is a 501(c)3 non-profit organization that reaches students in grades 6-8 in all US states and territories with 3 extracurricular math programs. More than a quarter million students participate in our programs or use our resources each year.
There are many paths to success in math. We help all students discover theirs.