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a fully illustrated book with a field guide and fun facts
This sensory tube is a mesmerising tube that can be flipped and listened to over and over again
they are used to demonstrate the polarisation of light and double refraction
Each tin contains hours of truly challenging fun
Serotonin novelty a fully illustrated book withSerotonin is a neurotransmitter that plays a role in mood, memory, sleep and cognition. This fun Serotonin plush is based on the shape of the actual molecule and includes a swing tag with some fascinating facts. A great gift for students, doctors, nurses, teachers, scientists and anyone with a healthy sense of humour. Size: 19cm x 12cm x 5cm approx.
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