models · Compounding
15 min · pencil, crayons
★★☆
Double it!
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Read aloud Double means the same again! 1 rabbit, then 2, then 4. Double again: draw 4 more rabbits next to these 4!
- Count each group.
- Draw 4 more rabbits (or dots). How many now?
Double again! Draw 4 more.
Grown-up corner
Why it matters: Doubling starts small, then grows fast: that is compounding.
- What comes after 8?
- Which grows faster: adding 1 each time, or doubling?
Extend it: Put 1 grain of rice on a plate, then 2, 4, 8. Keep doubling. Watch it grow!
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