Building a mini-greenhouse from a box

Materials: 2 waxed cardboard boxes of slightly different sizes, scissors, aluminum foil, 2 ft square piece of clear plastic, duct tape
steps:
1. Cut off 3 top flaps of the smaller box. Leave one to function as the hinge for the top.
2. Measure 4 inches down on the front of the box and cut a straight horizontal line across.
3. Cut the box so it has a diagonal slope to it
4. Line the back and and sides of the box interior with aluminum foil, securing with duct tape.
5. To make a cover, cut off one large side of the larger box, with the flap attached
6. cut a square out in the center of the large panel, making sure to leave at least a 2 inch border on each side
7. Using duct tape, attach the plastic to the open square
8. Place the cover on top of the sloping edge of the smaller box, lining up the hinges and fastening with tape