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Quick and easy classroom-ready warm-ups, inspired by kids’ curious questions from around the world — updated weekly. 

Step 1) Ask:
Why are some stones considered precious and others aren’t?”

Step 2) Watch:
Play the video above for your students.

  • What you’ll see: An example of rare ruby stones.
  • Length: Under 2 minutes.

Step 3) Discuss:
Now, get your students talking. Start with 1-3 questions of your choice:

  • Where do you normally find rocks and stones?
  • What do they look like?
  • How are they different (in color, texture, size, shape) than the rubies depicted in the video?
  • What are precious stones usually used for? How can you find or purchase one?
  • Is a precious stone still in its natural form, or has it been altered by man?

Step 4) Answer:
So, why are some stones considered precious and others aren’t?

Your students should now have a strong grasp on how to answer this question. Let them tell you!


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Curiospiration #13: “Why are some stones considered precious and others aren’t?”

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