Boost! Vocabulary 4 is the fourth book in this 4-level series that helps junior learners build vocabulary. Each book contains a Word Booster to help students practice and remember new vocabulary and age-appropriate topics to develop critical thinking and increase motivation.
Age-appropriate and cross-cultural topics
In-depth presentation of grammar skills with test-correlated practice
Integrated skills practice is included at the end of each unit
Each book includes an audio CD and a 44-page Word Booster