#1 LET’S READ! The simple definition of a circle is “a round shape that has no corners or lines.” Circles are flat. Spheres are like three dimensional circles. There are lots of circular things around us! Think about a coin, like a penny or a quarter. Or you could take a look at a pizza....

This content is for knowonder! BRONZE member, knowonder! FREE trial, knowonder! GOLD member, and knowonder! SILVER member members only.
Login Join Now
Rate this story