https://www.educative.io/courses/javascript-brain-teasers/discussion-whats-the-value-of-math
Explore how JavaScript's valueOf property can be used with Math.random to create custom objects that generate random numbers efficiently.
understandingjavascriptmathpropertytricks
https://www.nationalgeographic.com/family/article/5-brainy-tricks-to-make-your-kids-math-geniuses
These clever hacks will help your kids estimate the number of jelly beans in a jar, leaves on a tree, and more.
brainytricksmakekidsmath
https://everything2.com/user/Converse56/writeups/Stupid+math+tricks
Number Transformation II: Pick any number between 1 and 15; multiply that number by 2; add 3 to the result; double the result; subtract 10 from the result;...
math tricksstupididea