PBS
Pbs Teachers: Escape! Because Accidents Happen: Car Crash
Examine the benefits and risks of using seat belts and analyze national statistics on seat belt use. Design and implement a study of local seat belt use and compare the results to the national statistics.
PBS
Pbs Teachers: Why Do Elephants Have Big Feet?
Explain how an organism's adaptations give it advantages in particular environments. Calculate and compare the amount of pressure exerted by the foot of an elephant and a human, and apply that knowledge to an understanding of automobile...