In Where’s Your Blind Spot, students learned about spots in their retinas that don’t sense light and information is not sent to the brain.
What if you use two eyes to look across a room but one eye is looking through a cardboard tube?
How does the tube change what you see?
Use an optical illusion to extend your light or five senses unit. Print in color or have students color the images. Tape the paper to a pencil or straw, staple, and spin! Step-by-step directions and a short video make it easy to create a spinning illusion your students will love. Kids may want to draw their own illusions to share with classmates and family members. Does it matter if you spin slowly or quickly? What if you use dark colors, bright colors, or pale colors? Will you see the illusion better if you are close, holding it at arm’s length, or far …