Students explore bridges and how they are constructed. After reviewing materials on bridges, they work in groups to record their findings. They design and construct a bridge using K'NEX or straws and predict which bridge will hold the...

Fifth graders examine the role of bridges in commerce and transportation. They create a schedule for building a bridge and how much money it would take to build one.

Students examine how a screw works as an inclined plane and a hand drill works as a screw. For this physics lesson, students complete two hands-on activities working with simple machines including screws and hand drills. This lesson...