McGraw Hill
Solar System Builder
Create your own solar system using a simulation. Young scientists explore the components of a stable solar system through trial and error. Using the simulation, they place planets and watch as they orbit safely or cause fatal collisions.
McGraw Hill
Kepler's Second Law Interactive
Kepler decided to think outside the box and discovered that planets orbit in elliptical patterns. An engaging activity demonstrates the elliptical orbit pattern in relationship to the area of a planet to explain Kepler's Second Law....