This book is part of the Penguin Readers series, designed for learners of English aged 7 and above. It features a simplified version of Roald Dahl's The Magic Finger, adapted for language learners. The text uses short sentences with a maximum of two clauses, introducing the future tenses will and going to, present continuous for future meaning, and comparatives and superlatives. Illustrations support the text throughout, aiding comprehension.​ In this story, a girl gets very angry because her friends are not kind to animals. But the girl is special because she has a Magic Finger! What strange things will happen to her friends? Will they learn an important lesson?

Penguin Readers are intended for teens and adults learning English as a foreign language. The collection includes contemporary fiction, non-fiction and well-known classics, carefully adapted to enhance comprehension and strengthen language skills. With eight levels, from Pre-A1 to B2, this series covers a wide range of topics and proficiency levels, allowing readers to progress gradually according to their interests and language level.