Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Apr 8, 2009
Using HyperStudio, this 7th grade student has demonstrated his understanding of the 3 classes of levers. His teacher, Mr. Speas then gave the students the assignment to launch the teachers's head, doing what they wanted to with the head, as long as they used the 3 levers! Have fun!