Chapter 1
Social Studies · History and Geography

Theme: Technology Changes the World
Unit 01 How Transportation Has Changed
Unit 02 Inventors and Inventions

Theme: Government
Unit 03 Choosing Our Leaders
Unit 04 Presidents' Day in February
Vocabulary Review 1

Theme: The World around Us
Unit 05 Countries Have Neighbors
Unit 06 The Amazon Rainforest

Theme: Protecting the Earth
Unit 07 Protecting the Earth
Unit 08 The World's Endangered Animals
Vocabulary Review 2

Theme: World Religions
Unit 09 World Religions
Unit 10 Religious Holidays

Theme: Europeans Come to the New World
Unit 11 Early Travelers to America
Unit 12 The Pilgrims and Thanksgiving
Vocabulary Review 3
Wrap-Up Test 1

Chapter 2
Science
Theme: Our Earth
Unit 13 Inside the Earth
Unit 14 Earthquakes and Volcanoes

Theme: The Solar System
Unit 15 Why Does the Moon Seem to Change·
Unit 16 The First Man on the Moon
Vocabulary Review 4

Theme: Electricity
Unit 17 Electricity
Unit 18 Conserving Electricity

Theme: Motion and Energy
Unit 19 Motion and Forces
Unit 20 Magnets
Vocabulary Review 5
Theme: Sound
Unit 21 What Is Sound·
Unit 22 Sounds and Safety

Theme: The Human Body
Unit 23 The Organs of the Human Body
Unit 24 The Five Senses
Vocabulary Review 6
Wrap-Up Test 2

Chapter 3
Mathematics·Language·Visual Arts·Music
Theme: Numbers and Operations
Unit 25 Word Problems
Unit 26 Place Value

Theme: Multiplication and Division
Unit 27 Multiplication and Division
Unit 28 Skip Counting Equal Groups
Vocabulary Review 7

Theme: Myths
Unit 29 What Are Myths·
Unit 30 Prometheus Brings Fire

Theme: Learning about Language
Unit 31 Nouns
Unit 32 Some Common Sayings
Vocabulary Review 8

Theme: Visual Arts
Unit 33 Realistic Art and Abstract Art
Unit 34 Picasso and His Work

Theme: A World of Music
Unit 35: Many Kinds of Music
Unit 36 ​​Modern Music
Vocabulary Review 9
Wrap-Up Test 3

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