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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
temp range 16 - 34 C
but many fruits and veggies can be used instead
the TwinPlus also displays in and out humidity readings
Kit contains the electrodes needed and instructions - you supply the potato
double-lined
Solar Science Kit Digital Weather Station temp range 16 - 34Make your own solar power generator and use it to power a small oven or water heater. Warning: it gets real hot, don't stick your hand in to check it. All necessary materials included (except the egg you cook) no batteries needed. For 11+. Part of the Green Science series, 21cm H by 17cm W by 6 deep.
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