This simulation provides practice on estimation of relative sizes. The user must estimate the relative lengths, areas, or volumes of objects. This activity builds student abilities to understand ratios and the scaling of...

This learning object from Wisc-Online covers the sphere, examining the properties and components of the shape. The lesson uses the geometric formulas for finding the volume and surface area of the shape. Practice...

This webpage contains instructions for a simple demonstration of the concepts of mass, volume, and density. The page also has further questions that this demonstration should raise in students' minds and links to related...

In this activity by Larry and Sheryl Braile, students construct a model of the Earth's interior to help them visualize its main regions (inner core, outer core, mantle, crust) and practice their problem solving and math...

This activity from the Florida Advanced Technological Education (FL-ATE) Center will help students develop their understanding of the design and manufacturing process. The lesson asks the class to examine the properties...