What we call 3-D is only a good substitute. Part of a larger playlist on physics, an interesting video demonstrates different attempts at three-dimensional perception. The final example shows a true 3-D projection in the form of a hologram. 

Concepts

3-d, hand-eye coordination, vision

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Additional Tags

science

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Instructional Ideas

• Practice triangulation to mimic the behavior of the brain
• Flip your classroom by assigning the video as homework; use class time for discussion

Classroom Considerations

• Consider monitoring YouTube comments if assigning the video for independent viewing

• This video is hosted on YouTube

Pros

• Provides several example variations to describe visual perceptions
• Highlights scientific vocabulary throughout the lesson

Cons

• None

Common Core

SL.9-10.2 SL.11-12.2 RST.9-10.7 RST.11-12.7