Johan Bondeson

Johan Bondeson

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Johan Bondeson
More ideas from Johan
DIY solar heater made from soda cans.

Build Your Own Soda Can Solar Heater. Perfect for heating a Greenhouse or a small garage The basic premise of the project is to build a simple box out of some stack a hundred or two black-painted soda cans inside with some adhesive, and stick a.

Paint chips + poster frame = dry erase calendar!

Paint chips + poster frame = dry erase calendar to post students' assignments on! ***Warning*** The poster frame must be made of glass for the dry erase markers to write on it. Not as cost saving as it appears. Large glass frame do not come cheap.

A headlamp around a gallon of water = ambient light for your tent

When camping, stick a headlamp around a water jug and it will light up the tent. When camping, stick a headlamp around a water jug and it will light up the tent. When camping, stick a headlamp around a water jug and it will light up the tent.