There are **21** NRICH Mathematical resources connected to **Dominoes**, you may find related items under Physical and Digital Manipulatives.

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Try grouping the dominoes in the ways described. Are there any left over each time? Can you explain why?

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Amy has a box containing domino pieces but she does not think it is a complete set. Which of her domino pieces are missing?

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Can you work out the domino pieces which would go in the middle in each case to complete the pattern of these eight sets of 3 dominoes?

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Use these four dominoes to make a square that has the same number of dots on each side.

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Use the 'double-3 down' dominoes to make a square so that each side has eight dots.

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If you take two dominoes from a set at random, what is the probability that they 'match'?

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Guess the Dominoes for child and adult. Work out which domino your partner has chosen by asking good questions.

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This task depends on learners sharing reasoning, listening to opinions, reflecting and pulling ideas together.

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These interactive dominoes can be dragged around the screen.

This article takes a closer look at some of the toys and games that can enhance a child's mathematical learning.

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An ordinary set of dominoes can be laid out as a 7 by 4 magic rectangle in which all the spots in all the columns add to 24, while those in the rows add to 42. Try it! Now try the magic square...

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Everthing you have always wanted to do with dominoes! Some of these games are good for practising your mental calculation skills, and some are good for your reasoning skills.

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Is it possible to use all 28 dominoes arranging them in squares of four? What patterns can you see in the solution(s)?

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Using the 8 dominoes make a square where each of the columns and rows adds up to 8

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Can you arrange fifteen dominoes so that all the touching domino pieces add to 6 and the ends join up? Can you make all the joins add to 7?

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Can you make a rectangle with just 2 dominoes? What about 3, 4, 5, 6, 7...?