Twisty Fly is a simple Science Experiment to demostrate potential to kinetic energy. Hold one end of the twisty fly and twist the other end at least 35 times. Then slip the butterfly between the card provided. Open the card and watch the butterfly come to life! Play and learn to understand this simple concept. Butterfly measures about 123 x 135 mm. Age appropriate for 6 years old and up.Random colour will be issued.
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