What is an algorithm? An algorithm is a list of rules to follow in order to complete a task or solve a problem. The steps in an algorithm need to be in the right order.

A new algorithm efficiently solves the graph isomorphism problem, which has puzzled computer scientists for decades.

Learn what an algorithm is with this KS1 primary computing guide from BBC Bitesize for years 1 and 2. We will define what an algorithm is and how they work.