Products We're Using

10/2015
We're using this program right now, level 1. My daughter loves it so far.

Geometry: Circles - Relationships

A circle is a round plane figure whose boundary (the circumference) consists of points equidistant from a fixed point (the center).

Lessons

Geometry and the Circle: Math Goodies has a set of online lessons on circles; exercises are included

Printables

A little printable I whipped up for my son for review:

I also came across this cute mnemonic aid which I added to our notebook in the picture above.