Invisible Liz has a fantastic power - she can press her nose and turn invisible. Captain Slither and his evil sidekick, Slime, sneak into the chocolate factory at night and try to steal a big bag of gold. But Invisible Liz knows what they are up to - she has been following them on her invisible tippy-toes! Liz uses her walkie-talkies, her camera and her phone to spring a trap for the devious duo! These are beginner reading books for children who have been learning phonics in school. They provide fun, exciting superhero adventures, ideal for building confidence. They feature special 'Superhero Secrets' puzzle pages that help build comprehension skills.