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Writing Digits
Eightness of Eight
Wallpaper
Swimming Pool Tiles
Birthday Cake Candles
Tumbling Down
Take a Fresh Look
Take a fresh look
Just because a situation is familiar doesn't mean it has to be dull! These problems invite you to look again at ideas you may think you know inside-out, and see what new discoveries you can make.
Writing Digits Age 5 to 7Challenge Level 
Age 5 to 7
Challenge Level
Lee was writing all the counting numbers from 1 to 20. She stopped for a rest after writing seventeen digits. What was the last number she wrote?
Eightness of Eight Age 5 to 7Challenge Level
Age 5 to 7
Challenge Level
What do you see as you watch this video? Can you create a similar video for the number 12?
Wallpaper Age 5 to 7Challenge Level
Age 5 to 7
Challenge Level
These pieces of wallpaper need to be ordered from smallest to largest. Can you find a way to do it?
Swimming Pool Tiles Age 7 to 11Challenge Level
Age 7 to 11
Challenge Level
This activity creates an opportunity to explore all kinds of number-related patterns.
Birthday Cake Candles Age 7 to 11Challenge Level
Age 7 to 11
Challenge Level
This challenge involves calculating the number of candles needed on birthday cakes. It is an opportunity to explore numbers and discover new things.
Tumbling Down Age 7 to 11Challenge Level
Age 7 to 11
Challenge Level
Watch this animation. What do you see? Can you explain why this happens?
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