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.

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.

Can your third grader help the Mouse family find their new dream house? They'll find the total areas to determine which house has an area over 55 square feet.