Give an informal argument for the formulas for the circumference of a circle, area of a circle, volume of a cylinder, pyramid, and cone. Use dissection arguments, Cavalieri’s principle, and informal limit arguments.

Circles Lesson Plan: Geometry

Posted by steviep on

*Click to open and customize your copy of the Circles Lesson Plan. This lesson accompanies the BrainPOP topic Circles, and supports the standard of exploring and applying geometric formulas to solv...

Surface Area Lesson Plan: Wrap it Up!

Posted by jglassman on

In this lesson plan, adaptable for grades 5-8, students first explore the concept of surface area by playing with common three dimensional objects manipulatives. Next, they’ll watch the BrainPOP movie...

Math Skills Lesson Plan: It’s All Fun and Games

Posted by SM Bruner on

In this math skills lesson plan, which is adaptable for grades 3-12, students work collaboratively to research selected math skills. Students then create, play, and assess a math game that is designed...