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Plants

Three children are going to buy some plants for their birthdays. They will plant them within circular paths. How could they do this?

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Forgot the Numbers

On my calculator I divided one whole number by another whole number and got the answer 3.125 If the numbers are both under 50, what are they?

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Extra Challenges from Madras

A few extra challenges set by some young NRICH members.

Inky Cube

Stage: 2 and 3 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3
What do you know about the faces of the cube?
How will you remember what you have done so far?
How will you try to find a route that works?
How do you know you have found all the possible routes?
How will you check that your route/s definitely work/s?
 
Don't forget that each face of the cube is different.
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. More information on many of our other activities can be found here.
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NRICH is part of the family of activities in the Millennium Mathematics Project.