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Number and algebra

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Probability and statistics

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Working mathematically

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Advanced mathematics

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For younger learners

  • Early Years Foundation Stage

Flow Chart

Age 11 to 14
Challenge Level Yellow star
  • Problem
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Use a table of values to keep track of M, D and N as they change.

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Can you set the logic gates so that the number of bulbs which are on is the same as the number of switches which are on?

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The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice.

NRICH is part of the family of activities in the Millennium Mathematics Project.

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