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speed up once the disc is spinning and flashing)
sturdy and effective - 60x magnification
that's over 4 feet - and with 2x25meter strings
Spectacular fun
15cm long by 6 wide
Newton's Discovery Pack Digital Thermometer speed up once the discAn entertaining trio of fun experiments covering light, magnetism and gyroscopic forces. Instructions included to guide discovery of the amazing behaviour of interacting magnets, the unexpected actions of the gyroscope and the beauty of the interaction of light with a glass prism.
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