Balance
Materials:
wood base
thin wooden dowel
small plastic cups
marbles
buttons
gold fish
marshmallows
Instructions:
Make a T shaped wooden base
The top of the T being the bottom set the T upside down on a flat surface
Drill a hole into the top of the base
Slide the wooden dowel through the hole
Place a small plastic cup on each end of the dowel
Place a few marbles into one of the plastic cups.
Place the buttons, gold fish and marshmallows int the other cup to balance out the weight of the marbles.