Great for teaching about mechanics and conservation of energy - the plastic stepped pulley is fitted with a ball bearing on a single steel rod. It uses any standard right angle clamp to attach to a support stand.
Cool new Pi tee featuring ultra soft and light blue 100% cotton shirt.
Build your very own smart robot!
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
This superb chemistry set features 350 mind-boggling experiments!
Discover how solar cells make electricity with this awesome kit!
This high precision gyroscope will amaze you with rotational speed and ease of precision.
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