Definition of a Circle: A
closed 2dimensional shape made by drawing a
curve that is always the same distance from a center.
Free Interactive Circle Games
& Activities for Kids: Lost in the
Northern Frontier, Circle Solver, Circumference:
Circles,
Pi
Lesson Idea for Teachers:
Circles, Diameter, Circumference, Radius, and the Discovery of Pi.
This lesson plan is designed for seven graders to help students to
learn how to find circumference and measure diameter and radius. Lesson
details
More
Lessons  Lesson Plans for Geometry, Circles
Free Presentations about Circles:
Circles
Presentations  Free Presentations in
PowerPoint format for geometric circles
Pi
Presentations  Free Presentations in PowerPoint format for Pi
Shapes
 Free Presentations about shapes
Math
Index of Presentations
Free Apps:
Free
Math iPad Apps for Kids
