In this fourth grade geometry worksheet, your child will learn how to calculate the area of an octagon by breaking it down into simpler shapes first.

Calculate the area of rectangle spaces in this measurement and data worksheet!

This tangram tree is a festive way to put your child's math and reasoning skills to the test. Make a tangram tree with your child this Christmas season.

Math ninjas can learn the secrets of the rectangle with this practice page about the area and perimeter of a rectangle.