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17 reactions | Are your kids wondering: “What is a black hole?” This question came from Sammy, a 5th Grader from the US. Like, share and vote on next week's question here: https://mysterydoug.com/vote | Mystery Doug | Facebook
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Are your kids wondering: How do scientists learn about wild animals? This question came from John, a student from the United States. Like, share, and vote on the next question here: https://mysterydoug.com/vote | Mystery Doug | Facebook
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