Common Core standard
Activities for 8.EE.B
Real-world activities aligned to this standard.
How steep is this treadmill?
Every year, even older students still get mixed up about horizontal and vertical slopes. Students do understand “rise over run,” but when it comes to horizontal and vertical...
Algebra
Funny
Grades 7–HS
How much should the 40-oz size cost?
We found this chalkboard menu at a coffee shop recently. The shop had prices for the 12-oz (small), 16-oz (medium) and 20-ounce (large) cappuccinos. And they will also...
Algebra
Number Sense
Grades 7–HS
Measuring sea level
What does this gizmo do? We've given students a diagram of what the interior of this mechanism contains and asked them to try to decide what its purpose...
Algebra
Number Sense
Grades 6–HS
What's my angle?
I'm going to help save the planet by adding solar panels to my roof! Should I tilt the panels on my roof to more accurately aim towards the...
Geometry
Math and Science
Grades 8–HS