How do muscles move bones? Find out using a built-in-class model. Pupils construct a hand model with paper and string, then follow a series of directions to explore the movement process. Discover additional information about the muscular...

Give the class a leg up in their understanding of engineering. A STEM activity has learners design a prosthetic leg that can kick a ball. They build a prototype of the prosthetic, keeping track of the design costs associated with their...