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problem
Snails' Trails
7 to 11
Alice and Brian are snails who live on a wall and can only travel along the cracks. Alice wants to go to see Brian. How far is the shortest route along the cracks? Is there more than one way to go?
problem
Hexagon Transformations
7 to 11
Can you cut a regular hexagon into two pieces to make a parallelogram? Try cutting it into three pieces to make a rhombus!
article
Developing Number Fluency - What, Why and How
In this article for primary teachers, Lynne McClure outlines what is meant by fluency in the context of number and explains how our selection of NRICH tasks can help.
problem
Approximately Certain
14 to 18
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
problem
Favourite
Three Squares
5 to 11
What is the greatest number of squares you can make by overlapping three squares?