Unit 1 The Lonely Giant Unit 2 Five of Aesops Fables Unit 3 How Do Animals Know When an Earthquake Is Coming? Unit 4 Education in the United States Unit 5 Debbie Moones Problem Page Unit 6 The Smoking Mounta N_Unit 7 Why Dont Girls Think Like Boys? Unit 8 Mysteries of the Sea Unit 9 Edisons Thinking Cap Unit 10 Food and Health Unit 11 The Youngest Painter in the World Unit 12 Hello Unit 13 Colour Unit 14 Sports around the World Unit 15 Flowers