cardboard box base, cover it with silver poster board and then raid your junk drawer for fun objects to attach to the top including a steering wheel, location tracker screen and robotic arm control. Here are some more ideas:
Push Buttons and Dials
• gum in the package
• large detergent cap
• clear plastic egg carton
• detergent snap cap
• plastic lids
• paper plate
• CD
• foil pie tin
Good Fasteners
• rubber bands
• pencils
• pipe cleaners
• glue
• tape
Gauges and Gadgets
• digital alarm clock
• freezer thermometer
• turkey baster
