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Simple text and illustrations introduce banks, discussing who works there, why they are important and more.

Simple text and illustrations introduce young readers to airports, the people that work there and more.

Simple text and illustrations introduce librarians, discussing where they work, what they do and more.

Simple text and illustrations introduce young readers to the dwarf planets, including Ceres, Pluto, Haumea, Makemake, and Eris.

Simple text introduces lakes, including what lakes are like, different things that live in lakes, and more.

Describes the grassland ecosystem as a place made up of animals and plants that are interdependent.

An introduction to deciduous forest biomes that looks at where they are located in the world, their various climates and seasons, native plants and animals and more.

Explains the process programmers use to create a video game, including concepts such as game mechanics and user interfaces.

Looks at how tunnels are designed, built, and improved with new technology.

Provides an overview of the scientific method and includes material lists and step-by-step instructions for five experiments on states of matter.