Lesson 38 South America 1 Lesson 38 South America 2 Lesson 39 Tropical South America 1 Lesson 39 Tropical South America 2 Lesson 40 Temperate South America 1 Lesson 40 Temperate South America 2 Lesson 41 Australia 1 Lesson 41 Australia 2 Lesson 42 New Zealand 1 Lesson 42 New Zealand 2 Lesson 43 The Pacific 1 Lesson 43 The Pacific 2 Lesson 44 The Arctic Lesson 45 Antarctica Lesson 46 Quiz 1 Lesson 46 Quiz 2