CK-12 Foundation
Ck 12: Calculus: Volume by Cross Section
[Free Registration/Login may be required to access all resource tools.] This tutorial explains how to calculate the volume of various solids using the 'slicing' method and then deriving a formula for each solid. It goes on to discuss...
PBS
Pbs Learning Media: Cross Sections of a Cube
This interactive exercise focuses on discovering the relationships between two and three-dimensional shapes.