introduces young learners to phonics and focuses on the letter sounds: g, k, e, u, h, l, j, v, w, x, y, z, qu. This best-selling reading series has been helping children develop their reading skills.Each book is carefully crafted to include essential high-frequency words and introduces a limited number of story words that are practiced throughout. Simple sentences and repeated words boost the confidence of beginner readers, and the series offers different levels of books to support children from early reading to fluent reading.