The third hilarious children's book from the record-breaking bestselling author of Kay's Anatomy and This is Going to Hurt Kay's Anatomy, Adam Kay. Illustrated throughout by Adam's friend and fellow award-winning comedian, Henry Paker.All set to be a mind-boggling and funny-bone-tickling celebration of ingenious inventions and extraordinary experiements that have changed medicine and science completely, this third book from Adam Kay and Henry Paker will be even funnier and packed with even more fascinating facts than Kay's Anatomy and Kay's Marvellous Medicine. The inventors featured hail from all over the globe and open up a world of amazing (and sometimes gloriously gruesome) facts for curious minds - perfect for readers aged 8-88! Praise for Kay's Anatomy- 'An enjoyably gross look at the human body. Hours of gruesome fun guaranteed' i 'Like listening to a teacher who makes pupils fall about' Sunday Times 'Totally brilliant!' Jacqueline Wilson 'Fun and informative' Malorie Blackman 'Very funny - this exciting book is bound to inspire the next generation of medics' Sunday ExpressPraise for Kay's Marvellous Medicine-'A ridiculously funny read that will delight, gross out and educate all at the same time' Independent'Educational and entertaining. It should be on the national curriculum!' Harry Hill 'Completely marvellous and very funny' BookTrust