How Many Will There Be? Crosses

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Summary

Give kids a taste of a sequence, let them build an understanding, and then see how far their predictions can take them.

  1. Students predict how many squares there will be at step 5.
  2. I reveal the solution (it's 29) and ask students to predict step 12.
  3. After showing the answer (it's 64), I challenge students to predict *any* step! Answers – Step 50: 453 – Step 101: 912 – Step 999: 8,994

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