Amy has a box containing domino pieces but she does not think it is a complete set. She has 24 dominoes in her box and there are 125 spots on them altogether. Which of her domino pieces are missing?
Use the 'double-3 down' dominoes to make a square so that each side
has eight dots.
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.
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
Guess the Dominoes for child and adult.
How do you know if your set of dominoes is complete?
This task depends on learners sharing reasoning, listening to
opinions, reflecting and pulling ideas together.
These interactive dominoes can be dragged around the screen.
Using the 8 dominoes make a square where each of the columns and
rows adds up to 8
Is it possible to use all 28 dominoes arranging them in squares of
four? What patterns can you see in the solution(s)?