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Pea Brain!: Explorations in Estimation
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In this activity, learners use two different techniques to estimate how many little things fit into one bigger thing.
Size It Up
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In this artistic activity, learners blow up a smaller picture into a larger one, by using a grid.
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.
Half Full or Half Empty
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In this activity (12th activity on the page), learners conduct an experiment to demonstrate how muscles are constantly feeding information to the brain about what they are doing.
Our Sense of Touch: Two-Point Discrimination
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In this activity, learners investigate the touch sensory system and discover how to plan and carry out their own experiments.
Measuring Your Breathing Frequency at Rest
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In this activity about the brain and sleep (on page 138 of the PDF), learners measure their resting breathing rates. Learners will discover that breathing frequencies vary amongst individuals.
Visualizing How the Vestibular System Works
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In this activity (page 59 of the PDF), learners spin and observe false eyelashes in jars of water (prepared at least 1 day ahead of time) to investigate the effects of different types of motion on the
Our Sense of Sight: Eye Anatomy and Function
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In this activity, learners investigate the sense of sight and develop and conduct their own experiments.
Changing Body Positions: How Does the Circulatory System Adjust?
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In this activity about how the body regulates blood pressure (page 117 of the PDF), learners make and compare measurements of heart rate and blood pressure from three body positions: sitting, standing
Our Sense of Sight: Color Vision
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In this activity, learners investigate color vision as well as plan and conduct their own experiments.
Secret Message
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In this fun math activity (page 1 of the pdf), learners exercise the creative part of their brain by trying to describe a number without mentioning the actual number (for instance, the number 12 could
Motor Learning
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In this activity (26th on the page), learners construct an easy-to-build device and test motor learning.
Where Was That?
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In this activity (9th activity on the page), learners work in pairs to see how their perception of touch differs from reality.
The Ups and Downs of Body Temperature
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In this activity (1st on the page), learners explore circadian rhythms by keeping track of their body temperature.
How Quick Are Your Responses?
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In this activity (on page 134 of the PDF), learners explore reaction time.
Find Your Way Around Without Visual or Sound Cues
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In this activity, learners play a series of simple games to investigate navigation without visual and sound cues.
Auditory Acuity
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This activity (8th activity on the page) tests learners' ability to identify things using only the sense of hearing.
The Space Place
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In this activity (23rd on the page), learners conduct an experiment to examine memory and learning.
How Fast Are You?
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This activity is designed to let learners measure their reaction time or response time to something they see.
Raising the Level of Carbon Dioxide in Your Blood
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In this activity (on page 146 of the PDF), learners will explore the effects of increased carbon dioxide in the bloodstream.