Persistence of Vision

Source Institutions

Source Institutions

Add to list Go to activity
Activity link broken? See if it's at the internet archive
If you had a long tube with a 5 millimeter wide slit, would you see the entire Golden Gate Bridge? Of course not, but if you moved that slit back and forth rapidly, you might see how your brain fills in the blanks...

Quick Guide

Preparation Time:
5 to 10 minutes

Learning Time:
Under 5 minutes

Estimated Materials Cost:
1 cent - $1 per student

Age Range:
Ages 6 - 14

Resource Type:


Materials List (per student)

  • Utility or X-Acto knife
  • Cardboard mailing tube about 3 inches (8 cm) in diameter and 2 to 3 feet (60 to 90 cm) long
  • A cap for the tube or black paper and tape
  • Ruler and pencil


  • Life Sciences
    • Human Senses and Perception
      • Vision
      • Perception
  • Physical Sciences
    • Vibration and Waves
      • Light and Optics


This resource is part of:

Access Rights:

  • Free access