Uploaded March 2020 | Updated September 2026, 5 hours ago

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Are your kids wondering: “How do germs get inside of your body?” This question came from Natasha, a student from the United States. Like, share, and vote on next week's question here: mysterydoug.com/vote

If you're dealing with school closures, we've gone through all our elementary school lessons, pulled the easiest ones to do from home, and put them up on this link for free. No sign up required, no student login:

mysteryscience.com/school-closure-planning