From earliest times, humans have wondered about the sky above them. People looked at distant stars and wondered what they were made of. They wondered whether any other places in the universe were like Earth. At first people used simple telescopes to study the solar system-the Sun and all the planets that circle around it. Later, more powerful telescopes and high-tech machines allowed people to investigate worlds outside the solar system. In this book,...

"Relevant images match informative text in this introduction to the Dominican Republic. Intended for students in kindergarten through third grade"--

"Presents information about asteroids and comets, including fast facts, history, and technology used to study them"--Provided by publisher.

A picture book that defines marshes and swamps, discusses how conditions in them may change, and examines the life found in and around them.

"Engaging images accompany information about New Hampshire. The combination of high-interest subject matter and narrative text is intended for students in grades 3 through 8"--

"Presents information about the moon, including fast facts, history, and technology used to study it"--Provided by publisher.

"Discusses the planet Jupiter, including observations by ancient cultures, current knowledge of Jupiter, and plans for future scientific research and space exploration"--

Discusses the history of South Dakota, from its earliest settlement to its latest developments, along with its geography, government, people, and economy.

Discusses the history of New Hampshire, from its earliest settlement to its latest developments, along with its geography, government, people, and economy.