Uploaded March 2020 | Updated September 2026, 3 weeks ago

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Welcome to this LIVESTREAM from the "How to Smile" science curriculum. Please join us at 1:30 for this activity demonstrating how thermal energy works! Recommended for ages 11-18.

Materials you will need if you'd like to follow along:
- Plastic bottle
- Bowl of hot (not boiling) water
- Bowl of ice water
- Balloon
- Small rock

howtosmile.org/resource/smile-000-000-003-688

Check out this weeks schedule here!
docs.google.com/document/d/1w_IG5qCkkoQQuXU06dPHdeMBJzMenUlarYIBU7MTfQ8/edit?usp=sharing