This experiment explores the persistence of vision. Fun fact your eye doesn’t process things as fast as you think!

Want to duplicate this experiment at home or in your classroom? Watch the video for an overview, gather the materials listed at the right, and follow the instructions below!

Step-By-Step Instructions

Step 1

Cut out two circles from your piece of paper.

Step 2

Tape two rubber bands to the one side of one of the circles. Tape or glue the other circle on top of the rubber bands.

Step 3

Draw a face on one side of the circles.

Step 4

Flip the circles over, spin them upside down, and draw something towards the top of the circles for the face to wear on its head.

Step 5

Hold both rubber bands, one in each hand, and flip the circle over and over to wind it up.

Step 6

Release the circle, letting it spin quickly, and watch what happens!