Unit 1 Inventions and Inventors 1
Lesson 1 The Zipper 4
Lesson 2 The Postage Stamp 9
Lesson 3 Pencils and Pens 14
Lesson 4 The Umbrella 20
Lesson 5 The Metric System 25
Word Study 31
Extension ActivitiesVideo Highlights:CNN Video,An International Stamp-Making Company 35
Activity Page 37
Dictionary Page:Finding Antonyms 38
Unit 2 Sports 39
Lesson 1 Thai Boxing 42
Lesson 2 Sumo Wrestling 48
Lesson 3 Tarahumara Foot Races 53
Lesson 4 Olympic Sports 59
Lesson 5 Great Athletes 64
Word Study 69
Extension ActivitiesVideo Highlights:CNN Video,Scrabble？—More Than a Game 72
Activity Page 74
Dictionary Page:Stress and Pronunciation 75
Unit 3 Food 77
Lesson 1 The Puffer Fish 80
Lesson 2 Foods from Around the World 85
Lesson 3 Chocolate 91
Lesson 4 The Blue Revolution 97
Lesson 5 Twenty-One Days Without Food 103
Word Study 108
Extension ActivitiesVideo Highlights:CNN Video,The Puffer Fish—A Gourmet Japanese Food 112
Activity Page 114
Dictionary Page:Parts of Speech 115
Unit 4 Mysteries 117
Lesson 1 The Marie Celeste 120
Lesson 2 The Roanoke Settlement 126
Lesson 3 The Easter Island Statues 132
Lesson 4 The Tunguska Fireball 138
Lesson 5 Mystery of the Monarchs 144
Word Study 150
Extension ActivitiesVideo Highlights:CNN Video,Modern-Day Easter Island 155
Activity Page 157
Dictionary Page:Informal Usage 159
Unit 5 Business 161
Lesson 1 The History of Money 164
Lesson 2 Mass Marketing 171
Lesson 3 Inflation 177
Lesson 4 Doing Business Around the World 184
Lesson 5 Credit Cards 192
Word Study 198
Extension ActivitiesVideo Highlights:CNN Video,Coca-Cola？—An International Organization 203
Activify Page 206
Dictionary Page:Capitalization and Abbreviation 207
Unit Quiz 209
Vocabulary 223
Skills Index 226
Irregular Verbs 228
Video Transcripts 229