Watch the video with guest scientist(s)!  

Can I learn more about how my brain understands and processes touch?
Join neuroscientist Tessa Hirschfeld-Stoler to make calipers, or touch receptor detectors, and design an experiment to conduct in your home to learn how skin works!
Materials for Homemade Calipers:
- ruler
- four paper clips
- paper and pen to record your data
- subject (to test on)
Recommended for elementary and middle schoolers

Take on the challenge now! 

Check out the links below to guide your experiments and to explore more

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