If ever there were a book to make you switch off your television set, The Dangerous Book for Boys is it.How many other books will help you thrash someone at conkers, race your own go-cart, and identify the best quotations from Shakespeare? The Dangerous Book for Boys gives you facts and figures at your fingertips - swot up on the solar system, learn about famous battles and read inspiring stories of incredible courage and bravery. Teach your old dog new tricks. Make a pinhole camera. Understand ...