Hovercraft Balloon

Create your own Hovercraft Balloon! Materials: 1 Balloon 1 water bottle sport-top (or one from a liquid dish-soap) 1 old CD or DVD Glue Duct tape Directions: 1.  Glue the sport-top on tope of the hold of the CD and let it dry thoroughly. 2.  Tape the top's base with duct tape.  This is to ensure