Two cardboard boxes: one must fit completely inside the other with about an inch or two to spare, and the outer one must have flaps (or you can create and attach some)
Roll of aluminum foil
Masking tape
Four 12-inch pieces of string
Eight beads or pieces of macaroni
Pencil
Piece of black construction paper
Scissors
Scrunched-up shredded paper
Piece of glass, large enough to completely cover the smaller box but small enough to fit inside the larger one
Cooking thermometer
Small cookie sheet or pie tin (must fit inside smaller box; make your own with some of the foil if necessary)
Prepared cookie dough (commercial or homemade) that bakes at 350° or under warm, sunny day