I tried this out after seeing Summer Igloo
by Instructables user fungus amungus
. I changed some things around, but all credit goes to him for the idea.
Step 1: Materials
For this project you will need: a few jumbo garbage bags (6 in this case), some tape, some heavy objects, and a box fan. Note that a sheet will work in place of the garbage bags. Although since we wanted it to be larger, the sheet was not big enough.