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More fraction bars

7 to 11

What fraction of the black bar are the other bars? Have a go at this challenging task!

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Rain

11 to 14

How many dry days did Aisha have on her holiday?

problem

Nicola's jigsaw

11 to 14

Nicola has lost a piece of her 3D jigsaw. Can you work out the shape of the missing piece?

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Favourite

Pocket money

11 to 14

Which of these pocket money systems would you rather have?

article

Experiencing problem solving

5 to 11

Bernard Bagnall looks at what 'problem solving' might really mean in the context of primary classrooms.

$\nostyle Challenging Data Tasks: The Making of "Where Are You Flying?"$

article

Challenging data tasks: the making of 'Where are you flying?'

16 to 18

How was the data for this problem compiled? A guided tour through the process.

problem

3D treasure hunt

14 to 18

Some treasure has been hidden in a three-dimensional grid! Can you work out a strategy to find it as efficiently as possible?

problem

Rod fractions

7 to 14

Pick two rods of different colours. Given an unlimited supply of rods of each of the two colours, how can we work out what fraction the shorter rod is of the longer one?

problem

Drug stabiliser

16 to 18

How does the half-life of a drug affect the build up of medication in the body over time?

problem

Poison, antidote, water

14 to 18

Play the game of Poison, Antidote, Water to start to understand the mathematics of associativity and groups.

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More fraction bars

Rain

Nicola's jigsaw

Pocket money

Experiencing problem solving

Challenging data tasks: the making of 'Where are you flying?'

3D treasure hunt

Rod fractions

Drug stabiliser

Poison, antidote, water