circle

Color photos without text feature objects that are round.

Radius, son of Sir Cumference, embarks on a quest to find the magic number known as pi in order to restore his father--who has been turned into a dragon--to his original shape.

Shows different ways to make a circle, things that are circles, and how to sit in a circle.

Simple text and pictures explore the different kinds of circles that can be found in the city.

Photographs and simple text describe various objects that are shaped like circles.

The geometric concepts of circles and squares are shown in photographs of wheels, signs, pots, and other familiar objects.

Projects to help you notice circles and shapes. Learn to make your own spinning top.

Introduces the importance and uses of circles through a variety of problems and activities.

Circular shapes are spotted in familiar objects and everyday situations.

Reinforces math skills by teaching early learners about things that are circles.