For 1+ players:

1. Draw three small islands on the page; they should not touch one another.
2. Connect two islands with a line. Lines can pass thru other lines, but must stop once they hit an island.
3. Pass paper to the next player.
4. Repeat 1 & 2 until finished.

Arduino-Controlled Crock Pot Yogurt Maker.

What

A homemade thermostat attachment for a crock pot (or other electric heating device). It can be used to precisely control the temperature of the crock pot for things like yogurt fermentation.