National Council of Teachers of Mathematics
The Math Forum: Calculation Tips & Tricks: Multiplication Tips
Find tips for multiplying by 5, 9, and 11, and learn how to solve math problems without a calculator. This site includes explanations and examples for gifted children and teachers wanting to challenge their students.
Discovering Egypt
Discovering Ancient Egypt: Egyptian Mathematics Numbers Hieroglyphs
Challenge yourself and see if you can solve these math problems using Egyptian hieroglyphics. Egyptians excelled in mathematics and this lesson will help you understand hieroglyphic numbers. A podcast is included that explains the Rhind...
CK-12 Foundation
Ck 12: Rational Numbers in Applications
[Free Registration/Login Required] Students are given real world word problems to explore adding and subtracting rational numbers. Click challenge me to answer a practice question and click learn more to watch a video.
Buck Institute
Pbl Works: Driving Question Tubric 2.0
[Free Registration/Login Required] The Driving Question Tubric 2.0 helps with practice in writing Driving Questions by framing initial words, person or entity, action or challenge, and audience/purpose. It is a fun, hands-on way to...
Braingle
Braingle: Probability Brain Teasers
Check out the variety of probability brain teasers at this site, which you can sort by popularity and difficulty.
Braingle
Braingle: Math Brain Teasers
Check out the variety of math brain teasers at this site, which you can sort by popularity and difficulty.
Scholastic
Scholastic: Teaching Tools: Easy Ways to Have Fun Teaching Time Skills
This site discusses easy ways to have fun teaching time skills. These activities, games, and books will help your students master reading and measuring time.