Classroom mode

A question for the whole room

One story to open. A room full of ideas to test.

Ready in three steps

  1. Open the story.Read and try the first pages together.
  2. Pause for a prediction.At the story’s question, read its choices aloud. Invite a vote and ask, “What makes you think that?”
  3. Run it. Watch. Wonder.Choose the class’s prediction, run the experiment, and compare what happened with your guesses.

Different guesses are welcome. The experiment gives everyone something to rethink.

Something to put on paper

A one-page prediction and observation sheet. No answers included.

After the experiment: discussion notes

Talk about what happened

  • Predict before we run it: if half the people are immune, will the germ reach the whole class or fizzle out?
  • Predict: if all the immune people clump in one corner, is the town still safe everywhere?
  • Predict: which needs more people immune to stop it — a super-catchy germ like measles or a mild one, and why?

Where it shows up in real life

  • A cold going around school that stops after a few kids because others had their flu shot
  • Getting a measles or chickenpox vaccine at the doctor
  • A firebreak cut through a forest so a wildfire runs out of trees to jump to

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