40 books • 10 series
The 20th Century Series: The Thirties
Patriotic Puzzlers
Food and Nutrition Thematic Unit
Ocean (Hands-On Minds-On Science Series)
Explorers Thematic Unit
Butterflies
The 20th Century Series: The Sixties (20th Century)
The 20th Century Series: The Fifties (Onabe, Teruhiko,)
The 20th Century Series: The Seventies (20th Century)
The 20th Century
The 20th Century Series: The Forties (20th Century)
The 20th Century Series: The Twenties (Onabe, Teruhiko,)
Colonial America Thematic Unit
Values in Literature
Plants Thematic Unit (Thematic Unit. Early Childhood)
Focus on Inventors
Focus on Artists
U.S. Constitution Thematic Unit
Archaeology Thematic Unit (Thematic Units)
Focus on Scientists
Transcontinental Railroad Thematic Unit
Write All about It: Grades 3,4,5
Ancient Egypt Thematic Unit (Thematic Unit. Challenging)
Presidents' Day & Martin Luther King Jr Day Thematic Unit