Science with the squishy bits left in! 'Fatal Forces' will leave you gasping for more! Can you resist the urge to discover why your ears stop you falling off your bike? How a little bit of gravity could make you lose your head? What can make your fillings explode? If you think you're able to stomach the sick side of science, then read on as the fatal truth about forces is squeezed out. Find out what keeps the moon in the sky, how quickly your fingernails grow ... and what happens when an apple smacks a scientist on the bonce! With fantastic fact files and quirky quizzes, teacher tests and crazy cartoons, Fatal Forces is bursting with info! Science has never been so horrible!