Chapter 1 Social Studies‧History and Geography
社會科學‧歷史和地理
Theme: People Move from Place to Place　移民問題探討
Unit 01 Moving to a New Community　移居新社區
Unit 02 A Nation of Immigrants　移民的國家
Theme: Economics　經濟知識
Unit 03 Earning, Spending, and Saving Money　賺錢、花錢和存錢
Unit 04 Our Needs and Wants　需求與欲求
Vocabulary Review 1 單字複習1
Theme: Living in Different Climates　不同氣候環境下的生活
Unit 05 World Climate Regions　全球氣候區域
Unit 06 Extreme Weather Conditions　極端天氣型態
Theme: Using Resources　資源使用
Unit 07 Goods and Resources　商品與資源
Unit 08 Goods and Services　商品與服務
Vocabulary Review 2 單字複習2
Theme: The Government　政府組織
Unit 09 American State and Local Governments　美國各州和地方政府
Unit 10 The Three Branches of Government　政府的三大部門
Theme: Laws and Rules　法律與法規
Unit 11 Laws and Rules　法律與法規
Unit 12 The Jury System　陪審團制度
Vocabulary Review 3 單字複習3
Wrap-Up Test 1 總複習1

Chapter 2 Science 科學
Theme: A World of Plants　植物的世界
Unit 13 Kinds of Plants　植物的種類
Unit 14 How Do Plants Make Food?　植物如何製造食物？
Theme: A World of Animals　動物的世界
Unit 15 Classifications of Animals　動物的分類
Unit 16 What Do Animals Need to Live and Grow?　動物生長需要什麼？
Vocabulary Review 4 單字複習4
Theme: Food Chains　食物鏈
Unit 17 What Makes Up a Food Chain?　食物鏈的組成
Unit 18 Herbivores, Carnivores, and Omnivores　草食性、肉食性和雜食性動物
Theme: Ecosystems　生態系統
Unit 19 What Are Ecosystems?　何謂生態系統？
Unit 20 Dinosaurs: Extinct but Still Popular　恐龍：已滅絕卻仍廣受喜愛
Vocabulary Review 5 單字複習5
Theme: The Weather and the Water Cycle　天氣狀態和水循環
Unit 21 The Weather　天氣
Unit 22 The Water Cycle　水循環
Theme: Earth’s Resources　地球資源
Unit 23 Rocks, Minerals, and Soil　岩石、礦物和土壤
Unit 24 Fossils and Fossil Fuels　化石和化石燃料
Vocabulary Review 6 單字複習6
Wrap-Up Test 2 總複習2
Chapter 3 Mathematics‧Language‧Visual Arts‧Music
數學‧語文‧視覺藝術‧音樂
Theme: Geometry　幾何學
Unit 25 Points, Lines, and Line Segments　點、線和線段
Unit 26 Polygons　多邊形
Theme: Measurement　測量學
Unit 27 The U.S. Customary System and the Metric System　美制和公制單位系統
Unit 28 Measurement Word Problems　測量應用題
Vocabulary Review 7 單字複習7
Theme: Myths from Ancient Greece　古希臘神話
Unit 29 Gods and Goddesses in Greek Myths　希臘神話中的男女眾神
Unit 30 Titans, Heroes, and Monsters in Greek Myths　希臘神話中的泰坦、英雄和妖怪
Theme: Myths from Ancient Rome　古羅馬神話
Unit 31 Same Gods, Different Names　同神不同名
Unit 32 Cupid and Psyche　邱比特與賽姬
Vocabulary Review 8 單字複習8
Theme: Visual Arts　視覺藝術
Unit 33 Architecture and Architects　建築學和建築師
Unit 34 Sculptures and Sculptors　雕刻和雕刻家
Theme: A World of Music　音樂的世界
Unit 35 Elements of Music　音樂的元素
Unit 36 What’s Your Vocal Range?　你屬於哪種音域
Vocabulary Review 9 單字複習9
Wrap-Up Test 3總複習3

Word List 單字表
Answers and Translations 解答和課文翻譯

Workbook for Daily Review 練習本

Chapter 1 Social Studies‧History and Geography
社會科學‧歷史和地理
Theme: People Move from Place to Place　移民問題探討
Unit 01 Moving to a New Community　移居新社區
Unit 02 A Nation of Immigrants　移民的國家
Theme: Economics　經濟知識
Unit 03 Earning, Spending, and Saving Money　賺錢、花錢和存錢
Unit 04 Our Needs and Wants　需求與欲求
Vocabulary Review 1 單字複習1
Theme: Living in Different Climates　不同氣候環境下的生活
Unit 05 World Climate Regions　全球氣候區域
Unit 06 Extreme We...