Penguin Readers is an ELT graded reader series for learners of English as a foreign language. With carefully adapted text, new illustrations and language learning exercises , the print edition also includes instructions to access supporting material online. Titles include popular classics, exciting contemporary fiction, and thought-provoking non-fiction, introducing language learners to bestselling authors and compelling content . The eight levels of Penguin Readers follow the Common European Framework of Reference for language learning ( CEFR ). Exercises at the back of each Reader help language learners to practise grammar, vocabulary, and key exam skills. Before, during and after-reading questions test readers' story comprehension and develop vocabulary. Visit the Penguin Readers website Exclusively with the print edition, readers can unlock online resources including a digital book, audio edition, lesson plans and answer keys. These folk tales tell the stories of four brave girls from four different countries around the world: Zanzibar, Japan, India and China. The girls all have to do dangerous and difficult things, so they must be strong and clever. Join them on their adventures!