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How do scientists know so much?

From Mystery Doug

How do scientists know so much?
7 minK1st2nd3rd4th5thScience
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Summary

Mystery Doug takes on a real kid's question -- "How do scientists know so much?" -- and follows the clues. Scientists know so much by carefully observing, testing their ideas, and building on what other scientists discovered before them. A quick five-minute watch to spark curiosity and kick off a conversation.

Viewer safety

All ages
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Teaching resources

Discussion questions

Discussion

Doug investigates a question kids really asked: "How do scientists know so much?"

  1. What was Doug's answer to today's question, in your own words?
  2. What surprised you most about observe, or what did you already know?
  3. What's one thing this makes you want to find out more about?

Quick work-a-long

Words to know: observe, test, evidence.

Try it: Explain the answer to "How do scientists know so much?" to someone at home using these three words, then write down one new question it made you wonder.