Young biologists identify parts of the body that serve as wedges (teeth and fingernails), and as levers (jaw, arms, and legs). The hands-on activities described here should be exciting for learners to perform, and should also lead to a...

Young scholars identify the various parts of the body that serve as wedges and levers, identifying the fulcrum for each body lever. They bite into carrots and apples to analyze how their jaws and teeth work, then complete three...

Young scholars investigate simple machines. In this simple machines activity, students study how simple machines work. Young scholars determine the function of various simple machines.