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Video segments describing evolution in engaging cartoon format

Introducing your students to Scratch will provide your students with hands-on opportunities to think creatively, solve problems and work collaboratively.  Scratch is a visual programming platform created at the Massachusetts Institute of Technology (MIT) by the Lifelong Kindergarten Group at the MIT Media Lab and is available to all users free of charge. This web-based tool is designed for students ages 8 to 16 but used by people of all ages.  With Scratch, you can program your own interactive stories, games, and animations - and share your creations with others in the online community.

4 min animated video illustrating activation energy, substrate, catalyst, products, reaction rate

2 min -intro overview Chemical reactions need a catalyst to provide a site for the reaction and control the energy flow. Catalysts are made up of enzymes.

Enzyme video reaction