Curated OER
Oceans
Students become aware of the differences between ocean water and lake water by smelling, tasting and seeing. They distinguish between land and bodies of water on a globe and gain increased awareness of oceans and life.
Curated OER
The Hand Drill: An Example of a Screw
Students examine how a screw works as an inclined plane and a hand drill works as a screw. In this physics lesson, students complete two hands-on activities working with simple machines including screws and hand drills. This lesson...