The Amazing Solar Oven Author:Jack Howell The Amazing Solar Oven is made from a single piece of cardboard, will get up to 350 degrees F., and weighs less than 3 pounds. It can be made in three hours. All the instructions are on a simple 11 x 17 piece of double sided paper with a complete list of materials, step-by-step instructions, line drawings, solar cooking tips, resources on the in... more »ternet, free consultation via e-mail of phone.« less