Videos Test Yourself Books MathFacts Math Diagnostics Math Tricks Daily PhysEd
Class Photos Worksheets Teen Math Musiclopedia Techlopedia Teacher Timesavers Study Guides
Two Riddles
Thanks Stuff


You use it between your head and your toes;
The more it works, the thinner it grows.
Question: What is it?

For some I seem to go fast;
For others, I am slow.
To most people, I'm an obsession;
Relying on me is a well-practiced lesson.
Question: What am I?

See answer

Classroom Enrichment Ativities

Try More Brain Teasers