Grade 2

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What is density? How does it affect whether an object sinks or floats? In Density, beginning readers learn how particles play a role in comparing the density of different objects. Vibrant,… More →

What is a gas? What are its properties, and how can it turn to a liquid? In Gases, beginning readers learn about this state of matter and how it applies to their everyday lives. Vibrant,… More →

What is a liquid? What are its properties, and how can it turn to a solid or gas? In Liquids, beginning readers learn about this state of matter and how it applies to their everyday lives.… More →

What is mass? How can we measure it? In Mass, beginning readers learn about mass and matter and how they apply to their everyday lives. Vibrant, full-color photos and simple diagrams… More →

What is a solid? What are its properties, and how can it turn to a liquid? In Solids, beginning readers learn about this state of matter and how it applies to their everyday lives. Vibrant,… More →

What is volume? How can we measure it? In Volume, beginning readers learn about volume as it applies to measuring liquid and solid ingredients to bake cookies and fill a cookie jar. Vibrant,… More →

In Breakfast Foods, early fluent readers will learn how, when, and where some of their favorite breakfast foods and brands, such as cereals, Pop-Tarts, and frozen waffles were invented.… More →

In Candy, early fluent readers will learn how, when, and where some of their favorite candy and brands, such as Hershey's, jelly beans, and nerds were invented. Current and historical… More →

In Condiments, early fluent readers will learn how, when, and where some of their favorite condiments and brands, such as Heinz Ketchup, ranch dressing, and soy sauce were invented. Current… More →

In Desserts, early fluent readers will learn how, when, and where some of their favorite desserts, such as chocolate chip cookies and cakes, were invented. Current and historical photographs… More →

In Drinks, early fluent readers will learn how, when, and where some of their favorite drinks, such as sodas and fruit juices, were invented. Current and historical photographs complement the More →