X-Ray Lexy has amazing x-ray vision. She can see through things with the special beams from her eyes. When penguins start to go missing from the zoo, Mrs Zoobody calls in X-Ray Lexy to solve the mystery. Soon Lexy is thrown into battle against the evil Baron Frostbite! These are beginner reading books for children who have been learning phonics in school. Fun, exciting superhero adventures, ideal for building confidence. Special "Superhero Secrets" puzzle pages help build comprehension skills.