Escape to Mars With Free Online Audio (600 Headwords CEFR A2-b1)

Foxton Readers is a series of carefully graded books designed for ESL/EAL learners at beginner to advanced levels. They are based on a comprehensive grammar and vocabulary framework that matches each ability level and ensures each learner progresses. They are not only suitable for ESL / EAL learners but can also be used with native speakers of primary school age.