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!

Perplexing Perimeters

In the process of constructing their own "rulers" Students develop a sense of the size of a centimeter and meter. Students select the appropriate "ruler" for the tasks. Finally, 3rd graders calculate the perimeter of objects using centimeters or meters.

3 Views 4 Downloads
Resource Details

1 more...
Resource Type
Lesson Plans
Instructional Strategy
Inquiry-Based Learning
Usage Permissions
Fine Print