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Showing results 1 to 11 of 11

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In this engineering design challenge, learners animate a facial expression and make a machine (zoetrope) that plays the animation back.

$1 - $5 per group Ages 4 - 18 1 to 2 hours
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In this activity, learners make an optical illusion toy from the 1800s to explore persistence of vision.

$1 - $5 per student Ages 6 - 11 5 to 10 minutes
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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.

1 cent - $1 per student Ages 6 - 11 10 to 30 minutes
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In this activity, learners are challenged to design and construct a jointed figure that moves in a motion (something like jumping jacks) when a string is pulled.

$10 - $20 per group Ages 14 - 18 1 to 4 weeks
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In this activity, learners build a figure that moves and "comes to life" when they pull its string.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
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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.

1 cent - $1 per student Ages 4 - 14 30 to 45 minutes
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In this activity on page 8 of the PDF, learners make a slimy substance very similar to mucus, and sprinkle it with glitter to imitate the way that allergens are trapped.

$5 - $10 per student Ages 6 - 18 10 to 30 minutes
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In this activity, learners construct three optical illusion toys to examine how our brains play tricks on what we see.

$1 - $5 per student Ages 6 - 18 30 to 45 minutes
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In this activity, learners construct a device that allows them to view 2-D images in 3-D.

Over $20 per student Ages 6 - 11 1 to 2 hours
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In this activity, learners make a Benham Top to explore visual illusions and optics.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
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In this math lesson, learners explore the concept of using units to measure length. Learners first read "How Big is a Foot" by Rolf Myller and learn about units.

$5 - $10 per group Ages 4 - 6 45 to 60 minutes