This is a guide filled with easy-to-follow facts about gymnastics events, competition rules and Olympic records. It covers trampolining and tumbling as well as artistic, acrobatic and aerobic gymnastics. Find out more about the different apparatus and how they are used in competition. It features step-by-step illustrations of the techniques gymnasts use to impress the judges, from the simple dive roll to the spectacular inverted swallow. It is full of hints and tips on how moves should be executed and common errors to look out for.