Lesson 1 Finding fossil man 2
Lesson 2 Spare that spider 4
Lesson 3 Matterhorn man 6
Lesson 4 Seeing hands 8
Lesson 5 Youth 10
Lesson 6 The sporting spirit 12
Lesson 7 Bats 14
Lesson 8 Trading standards 16
Lesson 9 Royal espionage 18
Lesson 10 Silicon Valley 20
Lesson 11 How to grow old 22
Lesson 12 Banks and their customers 24
Lesson 13 The search for oil 26
Lesson 14 The Butterfly Effect 28
Lesson 15 Secrecy in industry 30
Lesson 16 The modern city 32
Lesson 17 A man-made disease 34
Lesson 18 Porpoises 36
Lesson 19 The stuff of dreams 38
Lesson 20 Snake poison 40
Lesson 21 William S．Hart and the early ‘Western’film 42
Lesson 22 Knowledge and progress 44
Lesson 23 Bird flight 46
Lesson 24 Beauty 48
Lesson 25 Non-auditory effects of noise 50
Lesson 26 The post life of the earth 52
Lesson 27 The‘Vasa’ 54
Lesson 28 Patients and doctors 56
Lesson 29 The hovercraft 58
Lesson 30 Exploring the sea-floor 60
Lesson 31 The sculptor speaks 62
Lesson 32 Galileo reborn 64
Lesson 33 Education 66
Lesson 34 Adolescence 68
Lesson 35 Space odyssey 70
Lesson 36 The cost of government 72
Lesson 37 The process of ageing 74
Lesson 38 Water and the traveller 76
Lesson 39 What every writer wants 78
Lesson 40 Waves 80
Lesson 41 Training elephants 82
Lesson 42 Recording and earthquake 84
Lesson 43 Are there strangers in space? 86
Lesson 44 Patterns of culture 88
Lesson 45 Of men and galaxies 90
Lesson 46 Hobbies 92
Lesson 47 The great escape 94
Lesson 48 Planning a share portfolio 96
Workbook key 99