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short string
The cloudier/stormier the crystals in the glass
37cm x 8cm package
Requires AA batteries
Great for travellers
SciWiz Magnetism Digital Weather Station short stringFrom the SciWiz serires, an introduction to magnetism. Activities and kit backed by illustrated booklet on the how and the why Magnetism is the base of so much else, especially direction (as in compasses) and motors, and this set is a good introduction.
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