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Cable of about 1
Build a weather station
A solid and efficient 30cm high microscope for more advanced study
A workhorse test tube - the go to one for most lab (and decorating ) jobs
Adaptor-driven
Rail Twirler Market Cable of about 1Easy as beginners gyroscope. It's all in the simple wrist action make the twirling gyro go up, down, under, over the twin rails. This one flashes colours as it goes. Great fun and achievement for 5 10 year olds; fascinates the parents too. Package 36cm x 10, product 26cm x 6.
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