Patrick Penn tries to do the right thing but when he becomes too absorbed in inventing things go wrong in The Mean Dream Wonder Machine. The real problems begin when he decides to improve Professor Scriffle’s brilliant latest invention…TreeTops Fiction is a series of funny, age-appropriate stories with wide appeal to both girls and boys. These motivating chapter books with engaging colour illustrations build stamina, fluency and comprehension across a rich range of vocabulary.Ideal for independent reading, the wide variety ensures there’s something for every young student to enjoy, including humour, sci-fi, adventure, mystery and historical fictionLevelled to provide clear and gradual progression with carefully controlled words per pageWritten by leading children’s authors who offer truly boy-friendly stories with gripping plots.