All Videos
- 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.
- MATHCOUNTS Minis
MINI #14 - NUMBER SENSE/RIDDLES WITH REMAINDERS AND PERFECT SQUARES
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #35 - USING SIMILARITY TO SOLVE GEOMETRY PROBLEMS
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #34 - GEOMETRY: CIRCLES AND RIGHT TRIANGLES
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #33 - MORE CONSTRUCTIVE COUNTING
Video by Art of Problem Solving's Richard Rusczyk.
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.