User login


Search Results


Showing results (1 to 10 of 27)

  • Thumbnail
    The Exploratorium
    Add to list Details
    Which one of your eyes are dominant? Do they act independently or are they equally "in control?" This activity explores how your eyes work (or don't work) together.

    1 cent - $1 per student Ages 6 - 14 Under 5 minutes
  • Thumbnail
    The Exploratorium
    Add to list Details
    This is an online exhibit about color perception. Learners set a random background color and then try to mix red, blue, and green light to match. Although this is a perception activity, it also...

    free Ages 6 - 18 5 to 10 minutes
  • Thumbnail
    The Exploratorium
    Add to list Details
    In this activity about afterimages, learners explore what happens when receptor cells called cones in your eye's retina get tired. Learners will stare at a simple red shape, such as a bird,...

    $1 - $5 per student Ages 6 - 14 10 to 30 minutes
  • Thumbnail
    The Exploratorium
    Add to list Details
    Are there boxes, is this an illusion, or is this real life Q-bert? Illusions are always fun to build especially when you can build them. Close one eye after making a Far-Out Corner and the "...

    1 cent - $1 per student Ages 6 - 18 5 to 10 minutes
  • Thumbnail
    The Exploratorium
    Add to list Details
    In this activity related to light and perception, learners use a pinhole in an index card as a magnifying glass to help their eye focus on a nearby object. Learners will also discover that because...

    1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
  • Thumbnail
    The Exploratorium
    Add to list Details
    This online exhibit is a visual illusion in which a fuzzy blue dot disappears into a green background. The illusion is created by the tiny jittering movements that your eyes are continually making....

    free Ages 6 - 14 5 to 10 minutes
  • Thumbnail
    The Exploratorium
    Add to list Details
    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...

    1 cent - $1 per student Ages 6 - 14 Under 5 minutes
  • Thumbnail
    University of Washington
    Add to list Details
    In this activity (16th on the page), learners play a variation of the "I Spy" game to explore color. Learners work in teams with each team assigned a color. Learners are given 10 minutes...

    1 cent - $1 per group Ages 4 - 11 10 to 30 minutes
  • Thumbnail
    University of Washington
    Add to list Details
    In this quick activity/demonstration (5th on the page), learners explore depth perception. Learners look at an object in the distance, close one eye, hold up their finger in line with the object,...

    free Ages 6 - 18 Under 5 minutes
  • Thumbnail
    University of Washington
    Add to list Details
    In this activity (17th on the page), learners investigate why you cannot see colors in dim light. With five pieces of paper of different colors in front of them, learners sit in the dark for about...

    $1 - $5 per group Ages 4 - 18 5 to 10 minutes

Pages