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Ships within 48 hours · Estimated delivery Nov 15 - Nov 20
constantly-changing patterns
this kit enables experiments with static electricity( lightning)
ever popular 'old world' kaleidoscope
This is the large version of the Newton's Cradle
Precision Gyroscope Digital Weather Station constantly-changing patternsBe amazed by the forces of a high speed gyroscope. They look like tricks but are in fact a great demonstration of the curious behaviour of spinning wheels!
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