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This hands-on kit provides the materials to build and experiment with a balloon racer and a rubber band racer. You'll naturally apply the scientific method as you try and modify different designs to get your racers to go further!
This set comes with design ideas for both a balloon racer and a rubber band racer.
WARNING: CHOKING HAZARD - Small parts. Not for children under 3 years.
WARNING: CHOKING HAZARD - Children under 8 years can choke or suffocate on underinflated or broken balloons. Adult supervision required. Keep uninflated balloons form children. Discard broken balloons at once.