목차
Chapter 1 Social Studies History and Geography
Theme: Geography Skills
Unit 01 Reading Maps 8
Unit 02 Mountains, Rivers, and Deserts of the World 10
Theme: The World Economy
Unit 03 A World of Trade 12
Unit 04 Ancient Trade 14
Vocabulary Review 1 16
Theme: Ancient Egypt
Unit 05 The Gift of the Nile 18
Unit 06 The Culture of Egypt 20
Theme: Ancient Greece
Unit 07 Ancient Greece 22
Unit 08 Socrates and Plato 24
Vocabulary Review 2 26
Theme: Ancient Rome
Unit 09 Ancient Rome 28
Unit 10 The Founding of Rome 30
Theme: The Middle Ages
Unit 11 Europe in the Middle Ages 32
Unit 12 Feudalism 34
Vocabulary Review 3 36
Wrap-Up Test 1 38
Chapter 2 Science
Theme: Inquiry Skills and Scientific Tools
Unit 13 What Is the Scientific Method? 40
Unit 14 Scientific Tools 42
Theme: A World of Living Things
Unit 15 What Are Cells? 44
Unit 16 Classifying Living Things 46
Vocabulary Review 4 48
Theme: Heredity and Traits
Unit 17 What Is Heredity? 50
Unit 18 What Are Traits? 52
Theme: The History of the Earth
Unit 19 The Formation of the Earth 54
Unit 20 Continental Drift 56
Vocabulary Review 5 58
Theme: Energy
Unit 21 Light and Heat 60
Unit 22 Electricity 62
Theme: Motion and Force
Unit 23 Motion and Force 64
Unit 24 Simple Machines 66
Vocabulary Review 6 68
Wrap-Up Test 2 70
Chapter 3 Mathematics Language & Visual Arts & Music
Theme: Fractions
Unit 25 Understanding Fractions 72
Unit 26 Word Problems with Fractions 74
Theme: Geometry
Unit 27 Lines and Angles 76
Unit 28 Polygons, Triangles, and Circles 78
Vocabulary Review 7 80
Theme: Learning about Language
Unit 29 Prefixes and Suffixes 82
Unit 30 Tenses 84
Theme: Grammar
Unit 31 Complete Sentences 86
Unit 32 Proofreading 88
Vocabulary Review 8 90
Theme: Visual Arts
Unit 33 The Art of the Middle Ages 92
Unit 34 The Art of Islam and Africa 94
Theme: A World of Music
Unit 35 Musical Notation 96
Unit 36 Composers and Their Music 98
Vocabulary Review 9 100
Wrap-Up Test 3 102
‧Answers and Translations 104
‧Word List 117
‧Workbook for Daily Review
