Math Open Reference
Math Open Reference: Prism
Use this interactive tool to explore prisms. Change the height and the shape of the base to see how these affect the prism. There are also several additional options, e.g., making it oblique or transparent. Properties of a prism are...
Math Is Fun
Math Is Fun: Prisms
Students learn about the properties of a prism, some different types, and the formulas for surface area and volume. Includes an interactive prism and multiple-choice questions.
Wolfram Research
Wolfram Math World: Prism
This MathWorld site defines many different types of prisms. It gives the formulas for the volume and area of a prism the site has many illustrations [Requires Java.]