List

Position and Direction

Triple Cubes
problem

Triple Cubes

Age
5 to 11
Challenge level
filled star empty star empty star
This challenge involves eight three-cube models made from interlocking cubes. Investigate different ways of putting the models together then compare your constructions.
A Cartesian Puzzle
problem

A Cartesian Puzzle

Age
7 to 11
Challenge level
filled star empty star empty star
Find the missing coordinates which will form these eight quadrilaterals. These coordinates themselves will then form a shape with rotational and line symmetry.
Coordinate Challenge
problem

Coordinate Challenge

Age
7 to 11
Challenge level
filled star empty star empty star
Use the clues about the symmetrical properties of these letters to place them on the grid.
Treasure Hunt
problem

Treasure Hunt

Age
7 to 14
Challenge level
filled star empty star empty star
Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
Eight hidden squares
problem

Eight hidden squares

Age
7 to 14
Challenge level
filled star filled star empty star
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?
Ten Hidden Squares
problem

Ten Hidden Squares

Age
7 to 14
Challenge level
filled star filled star filled star
These points all mark the vertices (corners) of ten hidden squares. Can you find the 10 hidden squares?