Topic
Activities about solving equations
What is my best gasoline option?
Jason Kibbe, 6-8 Gifted Support Teacher in Chambersburg, PA, sent us this timely investigation. Should I pay the membership fee and get BJ's gasoline? Should I just buy...
Algebra
Number Sense
Grades 6–HS
Saving Water Bottles
In my grocery store they now have these new water bottle refilling stations. You can simply refill your own container with water instead of buying a six-pack of...
Algebra
Math and Science
Grades 8–HS