Tuesday, March 3, 2009

Simple and Complex Machines



Last week we were studying Simple Machines in Science. They worked with incline planes, screws, wheel and axle, lever and fulcrum. After they finished with the Simple Machines, they were to create a Complex Machine that needed to include at least four simple machines. Many students designed machines to help them with everyday activities such as taking out the trash, washing dishes and cleaning up their rooms. Here are a few samples of student work.