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    This award-winning interactive program is part of the "Whole Frog". You can interactively dissect a (digitized) frog named Fluffy, make movies, and play the Virtual Frog Builder Game. The interactive Web pages are available in a number of languages.

    A drawing of the "virtual" frog.

    Virtual Frog Dissection Kit

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    Energy Basics

    Energy basics - virtually everything everyone should know about energy and why we need it. Let's try to keep these basics in perspective.

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  • Energy is close to the root of theoretical and applied:
  • As of September 11, 2004.