Explore and Explain
We hope you will enjoy playing with the problems in this feature. Take time to explore the activities, and then think about the mathematical ideas that emerge. Whether it's the start of your academic year or the beginning of a vacation, we hope there is something to inspire you.
First Connect Three Age 7 to 11
Challenge Level
Challenge Level
Add or subtract the two numbers on the spinners and try to complete a row of three. Are there some numbers that are good to aim for?
Treasure Hunt Age 7 to 14
Challenge Level
Challenge Level
Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
Nicola's Jigsaw Age 11 to 14
Challenge Level
Challenge Level
Nicola has lost a piece of her 3D jigsaw. Can you work out the shape of the missing piece?
Connect Three Age 11 to 16
Challenge Level
Challenge Level
In this game the winner is the first to complete a row of three. Are some squares easier to land on than others?
Iffy Logic Age 14 to 18
Challenge Level
Challenge Level
Can you rearrange the cards to make a series of correct mathematical statements?
3D Treasure Hunt Age 14 to 18
Challenge Level
Challenge Level
Some treasure has been hidden in a three-dimensional grid! Can you work out a strategy to find it as efficiently as possible?
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NRICH is part of the family of activities in the Millennium Mathematics Project.
NRICH is part of the family of activities in the Millennium Mathematics Project.