Introduction
Review 3-D shapes.
Goal:
Goal:
Circles drawn on a piece of paper are similar to balls we play with, such as basketballs and soccer balls. But they are also different. Circles and balls are both round, but circles are 2-D, or flat, and balls take up space. They are 3-D.
What is the shape of the slice of cake? Yes! A cube.
Question:
How are cubes similar to squares?
A cube is a 3-D shape made up of 2-D square faces!
Let’s learn more about how 2-D shapes and 3-D shapes are similar!