The ultimate how-not-to-grow-up guide. The Encyclopedia of Immaturity contains more than 300 entries, all painstakingly explicated and illuminated with full-colour photographs, illustrations, diagrams and the occasional footnote.

Topics include: The Great Aussie Thong Throwing Challenge, Far Out Aussie Facts, Uses for Loo Paper, Paint a True Blue Fan Face, How to Fake a Limp, How to Make a Wobble Board, How to Skip a Stone, How to Do a Wheelie, How to Hang a Spoon from Your Nose, How to Really Annoy Your Older Sibling, Fridge Stickers, How to Shake Ankles, How to Do Cats Cradle, Make Your Own Barf Bag, How to Whistle with Your hands, The Floating Fork.