Animated Engines [ Kids/Teens/Mature Teens ] - Animated pictures explain the inner workings of a variety of steam, stirling, and internal combustion engines.
The Secret Life Of Machines [ Kids/Teens/Mature Teens ] - Drawings and explanations to common machines and how they work.
Simple Machines [ Teens ] - Explains simple machines such as levers, gears and pulleys with text, pictures and animations.
Simple Machines [ Kids/Teens ] - Games challenge you to identify different types of simple machines.
Simple Machines [ Kids ] - Gives real-life examples of the six simple machines, plus an easy quiz, and links.
Simple Machines Learning Site [ Kids/Teens ] - An overview of the six basic types of simple machines with pictures and student drawings.
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