This collection is one of our Primary Curriculum collections - tasks that are grouped by topic.
problem
Favourite
A Cartesian Puzzle
Age
7 to 11
Challenge level
Find the missing coordinates which will form these eight quadrilaterals. These coordinates themselves will then form a shape with rotational and line symmetry.
problem
Favourite
Ten Hidden Squares
Age
7 to 14
Challenge level
These points all mark the vertices (corners) of ten hidden squares. Can you find the 10 hidden squares?
problem
Favourite
Coordinate Challenge
Age
7 to 11
Challenge level
Use the clues about the symmetrical properties of these letters to place them on the grid.
problem
Favourite
Eight hidden squares
Age
7 to 14
Challenge level
On the graph there are 28 marked points. These points all mark the vertices (corners) of eight hidden squares. Can you find the eight hidden squares?
problem
Favourite
Treasure Hunt
Age
7 to 14
Challenge level
Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
problem
Favourite
More Transformations on a Pegboard
Age
7 to 11
Challenge level
Use the interactivity to find all the different right-angled triangles you can make by just moving one corner of the starting triangle.
problem
Favourite
Transformations on a Pegboard
Age
7 to 11
Challenge level
How would you move the bands on the pegboard to alter these shapes?
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You may also be interested in this collection of activities from the STEM Learning website, that complement the NRICH activities above.