Light and Shadow Play on Groundhog Day

Learn about groundhogs, light and shadows in an engaging hands-on experiment that will have your students thinking outside the box! 

All about groundhogs + the legend

Learn about groundhogs, light and shadows with video resources and student worksheets. image of modern tiny home

Plan and perform an experiment

Design your experiment, build an LED light, construct your model and measure shadow lengths.

Interpret data + draw conclusions Use your data to interpret the Legend of Punxsutawney Phil and present your theories to peers. 

Presented by:

Marci Klein M.D.

co-founder, 3DuxDesign

As an NYU-trained pediatrician with a fellowship in academic medicine, Dr. Klein creates content to support holistic learning experiences that support kids academic and social-emotional growth.

  • Download guide + worksheets
  • video resources
  • Print drafting materials
  • Get materials
  • Standards
  • How to Submit

facilitator guide

student packet

electricity + circuits

print groundhogs 4/page

Introduction to the project for students:

All about groundhogs and their special day:

Learn about light and shadows:

Optional opaque, transparent and translucent:

For educators: watch the video tutorial on how to run the project in class:


Gobox Pro • LED lighting

Each  GOBOX PRO Classroom kit comes with 400 connectors, 500 cardboard shapes and 10 LED light kits for a class of 30 students. 


Go-Pack Kit for Home

GO-Pack PRO Maker Kit with LED lighting

Everything you need to create your arctic home, light it AND enjoy the wide range of 3Dux projects is in the 3DuxDesign Go-Pack PRO. Buy more and save!


We LOVE to brag about our 3DuxDesign Innovators! Here are some ways to share:

Post your projects with us on social using the tag and hashtags @3duxdesign #3duxdesign 

Submit your project using this form for a chance to be featured on the 3DuxDesign Global Student Showcase!  

Send us photos of your project, your sketches, your story, and any videos 


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stem with friends remote playdates

3DuxDesign wants to help keep kids connected. let us host a STEM With Friends Remote Playdate. Send each friend a kit and we will schedule a free design/build activity for you  and 5-10 of your besties  

Contact for details

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