Reverse Engineering

Anatomy of the Intel Play QX3 Microscope
Contains copious information about internals of a microscope that connects to a PC via USB.
http://micro.magnet.fsu.edu/optics/intelplay/intelanatomy.html

The Chibi Project
Scientific analysis of the destruction of a toy Chibi Moon figure.
http://chibiproject.com/

Cybermaxx LCD Project
Mini color LCD panel used in camcorder viewfinders reverse engineered.
http://home.gwi.net/~pstewart/lcdproj.html

How Stuff Works: See 'N Say Toy
Close-up interior photos of the toy show how it can make sound without a battery and store 26 different phrases inside.
http://www.howstuffworks.com/see-say.htm