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Lesson Plan
Alabama Learning Exchange

Alex: Perfect Perception? (Perception and Illusion)

For Teachers 9th - 10th
In this lesson, young scholars discuss and explore perception and illusions. Websites are provided showing various optical illusions. Students are asked to journal about illusions, recreate illusions, and create their own flip-book.
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Interactive
American Museum of Natural History

American Museum of Natural History: Optical Illusions and How They Work

For Students 9th - 10th
What you see and what you think you see are different things. Find out what your brain doing behind-the-scenes!
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Unit Plan
TED Talks

Ted: Ted Ed: Animation Basics: The Optical Illusion of Motion

For Students 9th - 10th
How do animators make still images come to life? Are the images really moving, or are they merely an optical illusion? TED-Ed takes you behind the scenes to reveal the secret of motion in movies. [5:12]
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Handout
Science Struck

Science Struck: Different Types of Optical Illusions

For Students 6th - 8th
Describes the different types of optical illusions and their characteristics.
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Activity
Braingle

Braingle: Optical Illusion Brain Teasers

For Students 9th - 10th
Check out the variety of optical illusions provided at this site. Fool your eyes with "Chair or Block," "Angles or E," "Old or Young Woman," "Face or Vase," and others.
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Activity
Science Bob Pflugfelder

Science Bob: See Some Optical Illusions

For Students 9th - 10th
A webpage on optical illusions, containing a grid of black squares, an elephant with four or five legs, and a picture with three faces in it.
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Handout
Science Struck

Science Struck: History of Optical Illusions

For Students 9th - 10th
Discover the philosophers and scientists who studied optical illusions and some of the techniques used to create the illusions.
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Handout
Science Struck

Science Struck: Causes of Optical Illusions

For Students 6th - 8th
Discusses how optical illusions are actually caused by how our eyes and brains work.
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Handout
Science Struck

Science Struck: Optical Illusions for Kids

For Students 3rd - 5th
An interesting discussion of optical illusions, their benefits for children, the skills incorporated in drawing your own, and some different types.
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Graphic
Other

Ritsumeikan University: Akiyoshi's Illusion Pages

For Students 9th - 10th
A large collection of visual illusions and anomalous motion illusions. The latter can potentially make a person feel dizzy and should be viewed or shared with caution.
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Activity
My Science Site

Optical Illusions

For Students 9th - 10th
This resource contains some optical illusions that will boggle your mind as you try to figure them out.
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Interactive
CK-12 Foundation

Ck 12: Plix: Optical Illusion: Vision and the Eye

For Students 9th - 10th
[Free Registration/Login Required] Interactive explores the concept of optical illusion.
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Activity
Science Buddies

Science Buddies: Apparent Motion & Animation

For Students 3rd - 5th
This project investigates the phenomenon of apparent motion by making your own flip-book animations. This optical illusion experiment, while fun and short, will prove to be a very eye opening experience.
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Unit Plan
TED Talks

Ted: Ted Ed: Why Do We See Illusions?

For Students 9th - 10th
Why can't our extremely complex eyes render simple optical illusions? Surprise, surprise- it comes back to the brain, which has only evolved to encounter natural stimuli. Mark Changizi explains how the brain reckons with optical...
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Activity
Exploratorium

Exploratorium: Shimmer

For Students 9th - 10th
Student will see this design shimmer! Use this site to learn about this optical illusion and what makes it happen.
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Activity
Exploratorium

Exploratorium: Science Snacks: Jacques Cousteau in Seashells

For Students 9th - 10th
An experiment in optical illusions. Understand how seeing is a joint effort between your eyes and your brain.
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Interactive
CK-12 Foundation

Ck 12: Plix: Vision and the Eye: The Line Up

For Students 7th - 9th
[Free Registration/Login Required] Are your eyes playing tricks on you? This site contains parallel and skew lines that creates an optical illusion.
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Unit Plan
TED Talks

Ted: Ted Ed: The Mathematics of Sidewalk Illusions

For Students 9th - 10th
Have you ever come across an oddly stretched image on the sidewalk, only to find that it looks remarkably realistic if you stand in exactly the right spot? These sidewalk illusions employ a technique called anamorphosis- a special case...
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Unit Plan
TED Talks

Ted: Ted Ed: The Moon Illusion

For Students 9th - 10th
Andrew Vanden Heuvel unravels the details of focus, distance, and proportion that contribute to the mystifying optical illusion. [4:09]
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Activity
Other

Sandlot Science: The Ambiguous Cube Illusion [Pdf]

For Students 9th - 10th
Plans for building a 3-D cube illusion. Useful for projects on perception and vision.
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Activity
Exploratorium

Exploratorium: Science Snacks: Far Out Corners

For Students 9th - 10th
An activity with an optical illusion that will have your eyes seeing a cluster of boxes but is it really boxes? In this activity, explore this illusion and what happens to trick your brain to seeing what it sees.
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Activity
Exploratorium

Exploratorium: Science Snacks: Fading Dot

For Students 9th - 10th
An activity with an optical illusion that will have your eyes seeing it and then not seeing it! Learn the science behind what makes the dot on the page "disappear".
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Activity
Exploratorium

Exploratorium: Science Snacks: Hole in Your Hand

For Students 9th - 10th
Create an optical illusion with this activity. Understand what your brain interprets if it receives conflicting information from your eyes.
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Website
Optical Society

Optical Society of America: Optics for Kids: Exploring the Science of Light

For Students 9th - 10th
A collection of information on the science of light and optics. Features a wide variety of resources: key events in history, reference materials, multimedia links, optical illusion activities, glossary of optics terms, and information on...

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