An Experiment to Demonstrate how Gastroliths Help a Dinosaur Digest its Food

Last week in our dinosaur unit we learnt that Stegosaurus, our dinosaur of the week, was a herbivore and ingested stones known as gastroliths (a bit like hens ingesting gravel), which helped to break down the tough plant material. ┬áThis was a glaring opportunity to experiment and investigate a bit further. Equipment for each child…

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