Kids can create a car that moves using a balloon's air pressure.
Children can design a fun track for marbles using paper plates.
Kids can build a sundial to tell time using the sun's shadow.
Children can make a boat that moves with rubber bands.
Kids can create rockets and launch them using straws.
Children can make a magnet that turns on and off using electricity.
Kids can build a bridge using popsicle sticks.
Children can design a maze using cardboard boxes.