Let's Find Out! Our Dynamic Earth: Weathering and Erosion
Powered Up! A STEM Approach to Energy Sources: Hydroelectricity: Harnessing the Power of Water
Cause & Effect: Ancient Civilizations: The Ancient Aztecs
Great Big Animals: Colossal Crocodiles
Let's Find Out! Forms of Energy: What Is Light Energy?
Computer Kids: Powered by Computational Thinking: What Happened to the Ecosystem?: Collecting Data
Inside Animals: Frogs and Other Amphibians
Key Questions in Physical Science: Sound and Light Waves Investigations
Let's Find Out! Our Dynamic Earth: Volcanic Processes
My World: Neighborhood Helpers
Narrative Nonfiction: Kids in War: Johnny Clem's Civil War Story
First Ladies Set 1: Jacqueline Kennedy
The First Continental Congress
Mind-Blowing Science Experiments: Awesome Experiments with Living Things
Inside Animals: Penguins and Other Birds
Empires in the Middle Ages: The Holy Roman Empire
Mythology Marvels: Greek Mythology