Curated OER
Can You Build a Better Mousetrap?
Students use a variety of linked sites to research information about student inventions and contests that are available for them. They research an invention they would like to see become available. They communicate their results to their...
Curated OER
Simple Machines
Fourth graders examine a machine and how its parts work together. For this simple machines lesson, 4th graders work in groups to study different gadgets, analyze how the parts of the gadget work and draw sketches of the gadget. Students...