You can build this inexpensive solar cooker at the comfort of your home with just a few materials that wont cost you much.
Step 1: You Will Need:
Aluminum Foil (your choice)
A box (Your choice as well how big or small)
A pair of scissors
Step 4: You Can Begin
Make some sketches of how you'd like your project to look
Cut the box into and shape at your preference.
After that, just take some tape and tape the sides to the box.
You can add any additional things you'd like to add.