Physical Science

Physical Science

• Science Resources
• Interactive Physical Science sites
• Discover Engineering--Introduction to engineering. Includes games, idea center, careers
• engineering for kids
• Zoom into Engineering - PBS Kids
• Engineering for Kids - Free Games, Cool Projects, Fun Experiments  
• Engineering for Kids, Engineers, Robots, Computer Programmer 
• 100 Awesome Engineering Projects for Kids - Construction
• I4L Physical Science - Grade 3

Materials

• Materials and their Properties
• Building Big - PBS

Forces & Magnets

• Forces in Action
• Simple Machines
• The Compound Machine
• 3-6 Student Interactives - Forces, Simple machines
• Levers
• Simple Machines - Harcourt School
• Simple Machines - Internet4Classrooms 
• Forces and Magnets
• Marvelous Machines - Experiments for 3rd grade

Is this Hover Car the next people's car?
Volkswagen's Hover Car concept seats two, hovers above ground, travels along electromagnetic roads, and could be the car of the future.  

Energy/Light/Sound

• Learning Circuits - Electricity, Conductors, Insulators
• Interactive science & engineering (for 9-11 year olds)
• Light and Electricity
• Quia - Electricity: Conductors and Insulators
• Physics: Sound - eMints
• Light and Sound Matching game - a Quia quiz
• K-6 Science Online Energy/Light/Sound
• Electricity and Circuits
• Electricity for Kids 1 (video)
• Electricity for Kids 2 (video)
• Electricity for Kids 3 (video)
• Electricity for Kids 4 (video)
• Electricity for Kids 5 (video)
• Electricity for Kids 6 (video)
• Electricity Resources
• Light and Shadows
• Sounds

Simple Machines

EDHeads - Simple Machines

Simple Machines - Videos

• Simple Machines Part 1 - Bill Nye the Science Guy
• Pulleys - Simple Machines
• Inclined Planes
• Lever - Simple Machines
• Wheel and AxleThe Mad Scientist's Simple Machine Show, Clip 2