Grades:
9th Grade
For hundreds of years, people have harnessed moving air (wind) to do work. The earliest forms of wind-powered machines were sailboats. Wind pushing against the sails of a boat provided the energy to
Grades:
6th Grade
In this hands-on lesson, students will construct a paper windmill. They put it to the test by using a fan to see how their fan holds up to the wind. This is a great way to cover science, engineering