Headway Fourth Edition Elementary Workbook practises, revises and reinforces all the language presented in the Student's Book. It comes with the iChecker disc to help students identify areas where they need more study. Elementary students are able to build on their knowledge of the language, to activate what they have learnt and get a real sense of progression in language learning.
You can find audio materials and extra activities for the course by the link in book.
4th edition
Old edition 9780194770538