Name: Who is the youngest Olympian ever? @MysterySci
Uploaded: 2026-02-02T01:29:31-0400
Duration: 8 min 17 s
Description: Are your kids wondering, “Who is the youngest Olympian ever?” This question came from Harry, a student from the United States. Like, share, and vote on future questions here: https://mysteryscience.com/mini-lessons

Could you make a real lightsaber? @MysterySci

Uploaded January 2022 | Updated September 2026, 18 hours ago

Are your kids wondering: Could you make a real lightsaber? This question came from Xavi, a student from the United States. Like, share, and vote on the next question here: mysterydoug.com/vote

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