Description
Simple Machines! dedicates a chapter to each of the six simple machines that were identified centuries ago: levers, inclined planes, pulleys, screws, wedges, and wheels and axles. Kids develop analytical skills as they figure out where force is applied and what kind of work it generates. Essential questions, fascinating facts, and links to online primary sources make student-led learning fun and productive! Through science-minded STEM projects and investigative engineering experiments, kids develop critical and creative thinking skills about the roles simple machines play in our world and their importance to human civilization.