
Exploring and noticing
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Discuss and choose
This activity challenges you to decide on the 'best' number to use in each statement. You may need to do some estimating, some calculating and some research.
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Carroll diagrams
Use the interactivities to fill in these Carroll diagrams. How do you know where to place the numbers?
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Seeing squares
Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.
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Fractions rectangle
The large rectangle is divided into a series of smaller quadrilaterals and triangles. Can you untangle what fractional part is represented by each of the ten numbered shapes? -
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Dicey addition
In these addition games, you'll need to think strategically to get closest to the target.
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Can you make 100?
How many ways can you find to put in operation signs (+, −, ×, ÷) to make 100? -
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Sending and receiving cards
This challenge asks you to investigate the total number of cards that would be sent if four children send one to all three others. How many would be sent if there were five children? Six? -
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Vector journeys
Charlie likes to go for walks around a square park, while Alison likes to cut across diagonally. Can you find relationships between the vectors they walk along?