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I'm Eight

Find a great variety of ways of asking questions which make 8.

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Noah saw 12 legs walk by into the Ark. How many creatures did he see?

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Magic Plant

On Friday the magic plant was only 2 centimetres tall. Every day it doubled its height. How tall was it on Monday?

Doing and Undoing

Stage: 1 Challenge Level: Challenge Level:1
Think carefully about what has happened to the number.
What sort of thing do you think would take it back to the number that you started with?