Get the ball rolling with this upper-elementary science unit on forces and motion. Offering over three weeks of physical science lessons, this resource is a great way to engage the class in learning about simple machines, friction,...

Teach young engineers that all machines, no matter how complicated or complex, are made up of just six simple devices with this hands-on physical science lesson. Using the included templates, students first create paper models of...

Motion is the focus of ten hands-on activities that challenge scholars to build machines invented by Leonardo da Vinci. Following several steps, small groups work collaboratively to recreate machines including levers, pulleys, wheels,...