Start a 10-Day Free Trial to Unlock the Full Review
Why Lesson Planet?
Find quality lesson planning resources, fast!
Share & remix collections to collaborate.
Organize your curriculum with collections. Easy!
Have time to be more creative & energetic with your students!
Fifth graders study how simple machines can help us alter forces and discuss the term mechanical advantage. They then identify dysfunctional simple machines and discuss in groups how the dysfunctions will decrease the effectiveness of each.
3 Views 2 Downloads