This tool allows you to manipulate various geometric solids and investigate their properties.

A lesson in creating 3-D solids using toothpicks and marshmallows.

The students will make the connection between 2-D and 3-D shapes using modeling clay and geometric solids and participate in an interactive web lesson plan. Students will make predictions about what 2-D shape they think will be made when...

This tutorial will show you how using formulas can help you solve problems. Include formulas for various geometric shapes and steps showing how to use them.

Use this online calculator to calculate the volume of geometric solids including a capsule, cone, frustum, cube, cylinder, hemisphere, pyramid, rectangular prism, sphere, and spherical cap.