Tom Head 
Tomas and Lily Come to the Rescue [EPUB ebook] 

Children’s adventure story with a magic clock, riddles, and a dragon in a cave. Tomas and his sister Lily manage to work out the riddles that enable them to use the magic clock. How they visit a dragon in a cave, meet Rufus the Terrible, and how he manages to help them frighten away bullies at school but with some unfortunate side effects. Suitable for age 5 to 8 years old depending on reading ability. Eleven chapters. Produced specifically as an e-pub book with only the cover having a colour illustration. Humorous story that also has a message about beating bullies. Tested on children of different ages and reading abilities and revised as a result.