Based on a traditional fairy tale. Naughty little Goldilocks comes knocking and tests out the three bears' porridge, chairs, and mattresses to discover which is just right while they are out for a walk. The three bears eventually return home though. One of Ladybird's best-selling series is "Read it yourself with Ladybird." It has aided young children beginning to read grow and enhance their reading abilities for more than 35 years. Each Read it yourself book is meticulously crafted to contain a large number of important, high-frequency words that are essential for learning to read, as well as a small number of tale words that are introduced and practiced throughout.