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Mix and Match
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In this activity (7th activity on the page), learners use their sense of hearing to find a "sound match." Learners shake containers filled with items like dry seeds, sand, beans, etc.

In the Middle
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In this game-like activity (5th activity on the page), learners explore their auditory acuity as well as the importance of having two ears.

The Stroop Effect
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In this activity, learners experiment with the Stroop Effect by challenging themselves and others to try and read a list of colors as quickly and accurately as possible, with a twist.

Mystery Noises
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In this game (4th activity on the page) about hearing, learners test their ability to identify various sounds without looking.

Expose Your Nose
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In this simple exploratory activity (1st activity on the page), blindfolded learners try to identify mystery items by smell.

Stereoscope
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In this activity, learners construct a device that allows them to view 2-D images in 3-D.

Experiencing Parallax With Your Thumb
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In this activity, learners investigate parallax, a method used to measure distances to stars and planets in the solar system.

Tactile Mazes
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In this activity (15th activity on the page) about the sense of touch, learners use glue and cardboard to construct a maze they use with their eyes closed.

Lateral Inhibition
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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.

Size and Distance
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In this activity about depth perception, learners create an optical illusion in a shoe box.

Don't Be Nerve-ous
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In this activity, learners discover a brain process called habituation.

Tactile Double Trouble
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In this activity (11th activity on the page), learners use their sense of touch to identify matching pairs of objects hidden in bags. Learners can also play this game with partners.

Train Your Brain
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In this activity, learners play a trick on their own brain to see if the brain can learn to ignore distracting input. Colors and words are used to play the visual trick, known as a Stroop Test.

Reaction Time
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In this activity, learners conduct an experiment to test how fast they can react. Learners try to catch a piece of paper with a ruler printed on it (or a ruler) as quickly as they can.

Active Touch
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In this activity (14th activity on the page) about the sense of touch, learners examine if it is easier or harder to identify an object if they move their hands over it.

Color Spy
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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.

Phenakistascope
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In this optics activity, learners build an animation tool to make mini movies. When you spin a phenakistascope, the pictures move so quickly that your eyes and brain can't separate the images.

The Nose Knows
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In this activity (2nd activity on the page), learners explore how the nose is responsible for part of the flavor we taste in food.

Taste Match Game
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In this activity (3rd activity on the page), learners taste test different foods and categorize them as sweet, bitter, sour, or salty. Learners compare their results with the group.

Touch Boards
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Use this activity (13th activity on the page) to introduce learners to the sense of touch. Learners collect objects of varying textures like feathers, rocks, sand, etc.