5th Grade Optical Illusions

Hey 5th grade scientists, You have been working on optical illusions for our science fair. Watch the following videos that will help you understand why optical illusions work. Watch them in the order they are listed.

• Can you trust your eyes?                   
  
• How do optical illusions work?   
• Illusions
• Trick your brain.
• Awesome illusions
• TedTalk