Curious Math

Creator: Clay Ford | visit site

Grade Range: 6 - 11

This is one for the math nerds among us! The fun, intrigue, and tricks of mathematics are celebrated through posting from users (registration is free). Find out how to quickly square a number that ends in five, learn the roots of math words (Did you know that "zero" came from the Arabic word "zefirum," meaning "empty?"), or impress your students with the "Phone Number Trick." The site can be searched by subject.

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Tags

trivia,

Subjects

Math,