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Bones and the skeleton
Why we are not floppy, how bones protect and move us, the five bone shapes, compact and spongy bone, growth plates, bone cells, and calculating the force in the biceps with torques. Three ages, each with a text, an experiment, a game, a quiz, a printable worksheet and a teacher sheet.
Ages 6–7My skeletonWhat bones do: holding us up, protecting us and helping us move, and how to keep them strong. With a find-your-bones and stiff-elbow experiment.Ages 10–11Bones: shapes, insides and growingThe two parts of the skeleton, the five jobs of bones, five bone shapes, what is inside a long bone and how bones grow. With a paper-bone fair test.Ages 15–16Bone tissue and bones as leversCompact and spongy bone, bone cells and remodelling, growth plates, and calculating muscle and joint forces with torques. With a model-forearm investigation.