Bella dreams of being a ballerina. When a new ballet school opens up, she is desperate to join but it's too expensive. Then she is given a mysterious box... Written by Katie Dale, this educational Early Reader book is book band Gold (aimed at 6-7 years, Year 2-3). The colour grading system is recognised by the Institute of Education which reflects the reading difficulty. The book content, language style, phonics and layout are taken into account to determine this.