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


Central Nervous System | Ep. 404

  • Aired: 02/26/2018
  • 26:46
  • Rating: NR
Uncontrollable hands, knee-jerk reflex, reaction times and more! The Curious Crew explores how our body’s system of nerves help us make quick decisions. STEM Challenge: Designing a sensory fidget toy. Curious About Careers: Kinesiologist Dr. Janet Hauck.
Embed Options
Close ×
Central Nervous System | Ep. 404
Central Nervous System | Ep. 404
Uncontrollable hands, knee-jerk reflex and reaction times!
Please copy this text to your clipboard.
Problems Playing Video ?
Supported in part by MSU Federal Credit Union and Viewers Like You.
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