Oxford Discover 2/e
Unit 1: Families and Friends
Unit 12: Wants and Needs
Unit 9: Following Rules
Unit 11: Natural Resources
Unit 9: Green Energy for Today and Tomorrow
Unit 18: The Fantastic Undersea Life of Jacques Cousteau
Unit 6: From the World to Your Table
Unit 16: Staying Calm Before the Storm
Unit 9: Journey Back in Time
Unit 11: What’s So Good About Mountains?
Unit 2: Overcoming Earth’s Obstacles
Unit 13: The Poetry of Birds