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The sun is arguably one of the humanity's most important tool for survival. It gives off practically unlimited amounts of light that is used by plants...
I recommend taking one trip to locate/buy tools and materials for this job. The following materials are necessary: -2 medium to large cardboard boxes...
Cut off the four flaps of the smaller box so they don't get in the way.
Crumple up pieces of newspaper one at a time until the bottom of the large box is lined. This will be an insulation that keeps retains heat in the box...
Either spraypaint the inside bottom of the small box black or glue a sheet of black construction paper. fitted to the size of the box, to the inside b...
Squeeze a generous amount of glue on one side of the inside of the small box and then cover it with aluminum foil with a little bit extra over the top...
Crumple up one piece of newspaper at a time and fit it around the sides up to the top.
Cut a piece of cardboard that is as wide as the widest part of the large box and about 2-3 feet long.
Put the cut piece of cardboard a few inches down on one side of the box and then tape it to a flap of the large box. (Optional: you can cut two small ...
Apply a generous amount of school glue on one side of the reflector flap and cut aluminum foil to cover the entire side of the flap.
Lastly, place the piece of glass or plastic on top of the large box and tilt the reflector in towards the center of the boxes. To cook something, find...
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