Diagrams showing connections between nodes are known as graphs, and are very useful for representing networks. Explore some properties of graphs and learn about some exciting concepts in Graph Theory

Ever played a game of trying to draw a pattern without taking your pen off the paper?

Can you connect gas, water and electricity to the houses without any pipes crossing?

Given a network diagram showing a friendship group, can you work out who's who?

Find out how a graph and some pots of paint can solve many problems.

Solving a tricky puzzle with a very neat mathematical argument.

How many colours do you need to colour a map?