Problem of the Week 12/3/2012
Some fun with geometry: 1) A rectangular container is 3/4 filled with oil. The length, width, and height of the …
Monthly Archives: November 2012
Problem of the Week 11/26/2012
Somehow missed this week, so here’s a Cyber Monday problem set courtesy of MathCounts: This year, Xavier purchased a new …
Subtraction with regrouping: Focus on number sense
Subtraction with regrouping is often the nemesis of math teachers; it is one of those topics that many students just …
What mathematics do teachers need to know?
For anyone planning to teach K-12 mathematics in the era of the Common Core Standards, this report from the Conference Board …
Fun with large numbers, Fermi, and David Schwartz
If you placed quarters end to end all along the equator and then got to keep them all, how much …
Set Theory Practice
Use this Venn Diagram activity as a visual aid to understand union, intersection, and subsets.
Bedtime Math
Be sure to visit Bedtime Math daily for fun, informative stories accompanied by math problems for your students at three levels.
The wheels on the bicycle
Click here for an interesting circle problem plus a great suggestion to enhance the task.
How many rectangles?
Give your students a challenge with this competition problem.
Operations on the Number Line
Number line activities build rational number sense. Click here for a great activity that will really make your students think!
The Math SPOT 