Box Solar Oven
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Materials needed:
staples/adhesive
plastic wrap
foil
cardboard box
cardboard strips
cardboard sheet
scissors/cutting utensil
Paper or newspaper
Find the Right Size Boxes
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To find the right size boxes you need a box a bit bigger than what you are going to cook. Then you need a box slightly bigger, than the other box, in every dimension.
Apply the Foil
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Use the foil to cover the inside of both boxes.
Put in Paper/Newspaper
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Put the paper or newspaper on the bottom of the larger box, and put the smaller box in the bigger box. After that, put some more paper/newspaper between the boxes.
Attach the Tabs
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Take the tabs of the inner box and attach them to the outer edges. Cut off the excess tab.
Create the Cover
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Take the sheet of cardboard and cut it to fit the top of the outer box. Cut three of the four sides of a square, with a small margin, on the inside, and lift it up.
Put Some More Stuff on It
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Add foil to the flap and plastic wrap to the hole left from the flap. Use a strip of cardboard to prop up the flap.
Add the Cover to the Larger Box
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Attach the uncut side of the covet to the back end of the box to make a door on the top, for accessing the inside.
Put the Box in the Sun
Align the side opposite of the hinged side toward the sun, and wait.