What colour are the two blocks? Different right. Well not so fast. Stare at them again. They are the totally not the same. Right?
Now try holding a small pencil horizontal across the two blocks. What do you see now?
How many black dots can you see in this picture? Are you sure? The answer may surprise you.
Watch this video.
How many legs does this elephant have?
Can you see the old lady? Or the young lady?
Here is a website from Simeon! Thank you! www.optics4kids.com
By: Freya
By: Freya
A video from Freya!
Here is a website from Simeon! Thank you! www.optics4kids.com
By: Freya
By: Freya
A video from Freya!