Want better video quality? Sign in to access HD streaming!


Want to watch better-quality PBS Video? Sign in to access HD streaming!

When you sign in, you'll become a PBS Insider and we'll share your contact information with your local PBS station. You may receive updates to help you stay connected with what's happening online and in your community. Privacy Policy


Vision | Ep. 201

  • Aired: 11/23/2015
  • 27:32
  • Rating: TV-G
Floating finger, hole in my hand, bulls-eye drop? Explore the complexity of vision, and how the eye and the brain work together. Learn about the rods, cones, and optic nerve. STEM Challenge: build a peripheral vision protractor to explore what the eye sees first. Episode 201.
Embed Options
Close ×
Vision | Ep. 201
Vision | Ep. 201
Floating finger, hole in my hand, bulls-eye drop?
Please copy this text to your clipboard.
Problems Playing Video ?
Supported in part by Fifth Third Bank, TechSmith, Capital Area District Library, LAFCU and The John E. Fetzer Institute Fund of the Kalamazoo Community Foundation.
PBS Anywhere - funder area
Related Links:


Watch videos from your favorite PBS KIDS shows with the PBS KIDS Video app for your tablet or phone.

Masterpiece Collection

Own it now! Victoria, Poldark, Downton Abbey on DVD & Blu-ray. Visit ShopPBS.


WKAR-TV helps all of us explore new worlds and ideas. Give Now