Science

Buildings were weaving in and out. The street pitched like a stormy sea. Bricks were raining down all around him. The ground shook with such violence that Jacob thought the world had come to an end.

The San Francisco Earthquake is a thorough examination of the April 18, 1906, earthquake that is considered one of the first environmental disasters of the modern age. Striking California's Bay Area, the quake and its resulting fires destroyed a rapidly growing, prosperous city and left more than 500 people dead, thousands homeless, and $500 million worth of property damage.

A huge earthquake rocked the West Coast on April 18, 1906. Worst hit was the city of San Francisco, where buildings collapsed and fires raged for days. Thousands of people died, and many more were left homeless. The disaster was just one of a long series of earthquakes triggered by the San Andreas Fault. It taught scientists valuable lessons about preparing for earthquakes.

Born on a crocodile farm in Zambia's untamed South Luangwa Valley, the puppy seemed different from his littermates. Too quiet. Unresponsive. Terriers are usually full of energy and bouncing off walls. But not this one. Nobody wanted him. Enter Anna and Steve Tolan-former police officers who had left behind their life in England to live in the African bush. People thought the Tolans were a bit different, too. The peculiar puppy suited them perfectly. They named him Bulu, or "wild dog" in the local Nyanja language.

On June 10, 2003, a little rover named Spirit blasted off on a rocket headed for Mars. On July 7, 2003, a twin rover named Opportunity soared through the solar system with the same mission: to find out if Mars ever had water that could have supported life.A thrilling addition to the acclaimed Scientists in the Field series, The Mighty Mars Rovers tells the greatest space robot adventure of all time through the eyes—and heart—of Steven Squyres, professor of astronomy at Cornell University and lead scientist on the mission.

Meet rufa red knot B95. Scientists call him the Moonbird because, in the course of his astoundingly long lifetime, this robin-sized shorebird has flown the distance to the moon — and halfway back! Each February he joins a flock that lifts off from Tierra del Fuego, headed for breeding grounds in the Canadian Arctic, nine thousand miles away. Late in the summer, he begins the return journey. B95 can fly for days, but eventually he must descend to refuel and rest.

THIS BOOK IS PART OF THE DINOSAURS CURRICULUM KIT

Meet all your favorite dinosaurs. Find out what Tyrannosaurus Rex ate for dinner, why Apatosaurus had such a long neck, how a baby dinosaur was born, and much more. There's something to discover on every page of this exciting new series of entertaining, fact-filled books. Puzzles. Jokes. Cartoons. Amazing Facts. Learning has never been so much fun!

THIS IS PART OF THE DINOSAURS CURRICULUM KIT

Curious George visits a museum with a class of schoolchildren and causes much excitement by climbing up onto a dinosaur skeleton.

THIS BOOK IS PART OF THE DINOSAURS CURRICULUM KIT

Dinosaurs fascinate young children and this colorful catalog of those mysterious creatures from the past will keep even toddlers entertained for hours. Children will love spotting and learning to name all the different dinosaurs - from the fierce, meat-eating Tyrannosaurus and the long-necked, plant-eating Diplodocus to the armor-plated Stegosaurus and the tiny, hen-sized Compsognathus.

THIS BOOK IS PART OF THE DINOSAURS CURRICULUM KIT

A collection of eighteen poems about dinosaurs, by authors including Lee Bennett Hopkins, Lilian Moore, and Myra Cohn Livingston.

THIS BOOK IS PART OF THE DINOSAURS CURRICULUM KIT

A collection of humorous poems about dinosaurs.

THIS BOOK IS PART OF THE DINOSAURS CURRICULUM KIT

Describes different kinds of dinosaurs, and how paleontologists study them.