Great Idea Finder
The Great Idea Finder: Steve Jobs
A biography of the Apple founder, with suggested reading and links to relevant sites.
Wikimedia
Wikipedia: Steve Jobs
A biography of Apple co-founder Steve Jobs gives details on his various business ventures, such as his founding of Apple Computers with Steve Wozniak, his time at Pixar and NeXT, and his return to Apple in 1997.
Khan Academy
Khan Academy: Applying Gravity to a Particle
Understand how we simulate the effect of gravity on a particle.
Khan Academy
Khan Academy: Ray Tracing
This 7-question interactive quiz, students practice ray tracing by finding a ray that hits a specific target.