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Stereoscope
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In this activity, learners construct a device that allows them to view 2-D images in 3-D.
Why Are Two Eyes Better Than One?
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In this activity, learners explore how their depth perception would be affected if they only had one eye. Learners work in pairs and attempt to drop a penny in a cup with one eye covered.
Building Three-Dimensional (3D) Structures
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In this activity, learners practice drawing 3D structures in two dimensions. Learners draw cube stacks from five different points of view.