Exploring and noticing
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problemFavouritePouring Problem
What do you think is going to happen in this video clip? Are you surprised?
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problemFavouriteRoll These Dice
Roll two red dice and a green dice. Add the two numbers on the red dice and take away the number on the green. What are all the different possible answers?
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problemFavouriteRound and Round the Circle
What happens if you join every second point on this circle? How about every third point? Try with different steps and see if you can predict what will happen.
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problemFavouriteDomino Square
Use the 'double-3 down' dominoes to make a square so that each side has eight dots.
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problemFavouriteEgyptian Rope
The ancient Egyptians were said to make right-angled triangles using a rope with twelve equal sections divided by knots. What other triangles could you make if you had a rope like this?
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problemFavouriteWonky Watches
Mandeep's watch loses two minutes every hour. Adam's watch gains one minute every hour. Can you work out what time they arrived at the airport?
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problemFavouriteMake 100
Find at least one way to put in some operation signs to make these digits come to 100.
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problemFavouriteForgot the Numbers
On my calculator I divided one whole number by another whole number and got the answer 3.125. If the numbers are both under 50, what are they?
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problemFavouritePumpkin Pie Problem
Peter wanted to make two pies for a party. His mother had a recipe for him to use. However, she always made 80 pies at a time. Did Peter have enough ingredients to make two pumpkin pies?