It's been proved that using jokes, riddles, rhymes and limericks in the classroom can improve the reading age by up to 12 months in just 3 months. Smarties How To Make 'em Laugh joke book is full of great jokes, designed to make children laugh, but it also shows them why jokes are funny, why they work - or don't work - and how to make up hilariously funny jokes all by themselves. So here we have a joke book packed full of fun and all the jokes you ever need to know......PLUS easy to follow advice on how to make up your own really funny jokes, using rhymes, riddles and double meanings of words. It's sure to be a winner with children, and with parents and teachers too.