Randolph, Joanne

This book uses a favorite toy, Lego bricks, to introduce math and engineering concepts.

Examines the history of the Iroquois League and its influence on the formation of the United States government.

"Readers learn about the elements of the weather, such as temperature, wind, humidity, clouds, precipitation, and atmospheric pressure. They also examine weather satellites, Tornado Alley, condensation, and the water cycle"--Provided by publisher.

Photographs and simple text describe liquids and how they are formed.

Frankie the bullfrog tells how he developed from an egg to a tadpole to the biggest species of frog in the pond.

Explores the continent of North America through mathematical problems.

In this stimulating volume, readers learn about the elements of the weather, such as temperature, wind, humidity, clouds, precipitation, and atmospheric pressure. They also examine weather satellites, Tornado Alley, condensation, and the water cycle. Vocabulary boxes offer additional guidance to readers, and the Compare and Contrast and Think About It sidebars provide students with opportunities to ponder concepts in exciting and creative ways; for example, "The terms 'alto' meaning 'high' and 'nimbus,' meaning 'rain,' further describe clouds. What do you think a cumulonimbus cloud is?.".

Australia is a land of extremesfrom the bustling city of Sydney to the wild lands of the outback. Learning about this land allows readers to explore important topics in both social studies and math curricula. As they read, they use fun facts and stats to solve math problems, which can then be checked with a comprehensive answer key. Readers also explore colorful maps of the continent that are designed to enhance their geography skills. Colorful photographs of life in Australia are presented in an eye-catching way designed to hold the interest of readers.