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.

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American The other day Patrick Vennebush of the blog ...

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 ...