Electricity & Magnetism (Video) - Learn how magnetism closely relates to electricity. What is magnetism and how can it affect charged particles? What is voltage and electrical current? What are charged particles, and why do you get "shocked" by doorknobs? This video presentation also features interactive quizzes to assess your understanding.
Simple Machines (Video) - Identify how the wheel, level, axle, and pulley are fundamental components to machines used today. Also featured and examined are the plane, wedge, and screw. This video includes quizzes to assess your understanding.
- WIN: Windows XP or 2000, CD drive and audio driver with
speaker required. No disk space required.
- MAC: Mac OS X, CD drive and audio driver with speaker required,
No disk space required. Plug & Play software - no installation necessary.
Limited Warranty: 30-Day from receiving date with Directron.com for same item replacement. No refund or credit for opened software. 7-Day money back from receiving date with 15% for unopened returns. No refund or credit after 7 days. (Jancy092812)