Description
Did you know that, weight for weight, bone is five times stronger than steel? Or that the fastest nerve signals travel up to 350 km/h (220 mph), and that laughing is good for your health?
The perfect guide for curious children who want to know everything about the body and its inner-workings. Bite-sized chunks of information, amazing images, and clear, informative diagrams show you what lies underneath your skin and make learning fun.
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