Start a 10-Day Free Trial to Unlock the Full Review

Why Lesson Planet?

Find quality lesson planning resources, fast!
Share & remix collections to collaborate.
Organize your curriculum with collections. Easy!
Have time to be more creative & energetic with your students!

Perimeter and Area

Fourth graders use the online geoboard to create closed polygons and calculate their perimeters and areas. They are given a paper copy of the geoboard warm-up activity. Students go to the Mathfrog website and select the geoboard Instructions. They complete the vertical geoboard warm-up activity.

3 Views 8 Downloads
Resource Details

Arithmetic & Pre-Algebra
3 more...
Resource Type
Lesson Plans
Instructional Strategy
Skills Practice
Included Materials
  • Project
  • Worksheet