The Haynes Build Your Own V8 Engine ($65.62) sounds fantastic -- the lengthy selection of positive reviews confirm the manufacturer's claim that a "talented 10 year old" could assemble it, and it can be disassembled and reassembled, which makes it great for classrooms, camps and studios. (via Red Ferret)

http://feeds.boingboing.net/~r/boingboing/iBag/~3/9HJUq8x1BH4/build-your-own-working-tableto.html