Most Popular Books by Lloyd G. Douglas

Illustrations and text describe different examples of the use of simple machines known as wedges.

Early readers can experience the world of marinie biologists in this new underwater series. Beautiful full-color photographs and simple text introduce young readers to different plants and animals that live under the sea. Ocean Life discusses underwater habitats, such as coral reefs, and the eating habits of crabs, jellyfish and starfish.

Discusses the symbolism of the flag of the United States and looks at how it has changed throughout the history of the country.

Uses easy-to-read text to introduce the White House as an American symbol.

Uses easy-to-read text to introduce the Liberty Bell as an American symbol.

Simple text introduces the functions of the human mouth, as well as how dentists keep our teeth healthy.

Introduces the wheel and axle as a simple machine that can make it easier to move heavy objects, as well as to flatten dough.

Introduces pulleys and how they work to raise flags, as well as heavy objects.

Simple text introduces the functions of the human hand, as well as tools that can help people who have no hands.

Full-color photographs and simple text introduce young readers to the fundamenetals of the mechanics that drive simple machinery.

Simple text introduces the functions of the human foot and leg, as well as tools that can help people who have mobility problems.

Describes simple machines called planes or ramps and how they are used to make work easier.

Some of the first concepts children learn about are those connected to holidays and traditions. Each book in the series gives young readers an opportunity to look at calendars and to appreciate the preparation for and the significance of key holidays such as Halloween, Thanksgiving, Kwanzaa, Christmas, Hanukkah, and Easter.

Simple text introduces the functions of the human eye, as well as tools that can help people who have vision problems.

A simple introduction to a family''s celebration of Passover.

Briefly describes what crabs are and where they live.

Describes what coral reefs are and how they are important to marine animals like crabs and turtles.

Uses easy-to-read text to introduce the Statue of Liberty as an American symbol of freedom.

Some of the first concepts children learn about are those connected to holidays and traditions. Each book in the series gives young readers an opportunity to look at calendars and to appreciate the preparation for and the significance of key holidays such as Halloween, Thanksgiving, Kwanzaa, Christmas, Hanukkah, and Easter.

Introduces the Pledge of Allegiance as an American symbol in easy-to-read text.