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party prize or just a fun take-home surprise for creative play
a shrimp hatchery
thermometer
This clever kit has everything you need to bring your doll to life
The Water Wheel contains a unique adjustment to control the flow of sand or water
Heebie Jeebies - 28cm Galileo Thermometer 5 Years + party prize or just aThis beautiful sealed glass container contains colourful, carefully weighted balls of hand blown glass. As the ambient temperature changes, the paraffin within the thermometer changes density, affecting which baubles float and which sink. This property was first observed by Galileo, and these thermometers have been named in his honour. By observing which bauble is floating in the middle of the column, or by averaging the ones bracketing the gap (if
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