What defeats foot-eating fungi? How does the brain tell you when you''re hungry? Where''s there an acid bath in your body? Meet the Brainwaves, pint-sized pals who''ll take you on a rollicking, rip-roaring romp around the human body. Look out for them along the way as you see a fight against an invasion of horrible toxic bacteria, dodge squirting digestive juices, and take a white-knuckle ride on red rapids of gushing blood. Fantastic fold-out pages reveal exactly what''s happening in your insides, exploring all the important bits, and how they work. It''s a quirky quest of discovery!