Friday 16 November 2007

scitoys.com has very nice DIY electronics.

http://scitoys.com/scitoys/scitoys/magnets/gauss.html


->o Moo Moo Moo Moo
----------------------

Nothing to do with cows.
M is a magnet.
o is a metal marble.
-------- is a ruler with a groove.
The whole is a gauss gun.


Make a REALLY BASIC motor: http://sci-toys.com/scitoys/scitoys/electro/electro.html#motor

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