NOTE: This is not a quiz! It's a collection of math quizzes for those among you who want to see if you remember all the math you learned in elementary, middle, and high school.

For children who find math difficult or frustrating, or who just like to be challenged, there are many cool math games online to play for free. But are they useful? Research shows that the brain’s ...

A challenging brainteaser tests critical thinking with a math problem of finding the missing value: 3 - 3 x 6 + 2 = ?. Solvers have seven seconds to use the BODMAS rule. Frequent practice of such ...