Everyone in second grade seems set on breaking a world record and friends Ivy and Bean are no exception, deciding to become the youngest people ever to discover a dinosaur skeleton.
Constantly changing, Earth sometimes reveals clues about the plants, animals, and other organisms that lived long ago. Fossils teach us much about what life was like millions of years ago, answering the questions of how Earth changed and maybe even why it changed.
Discusses fossils, covering their formation, how and where they are found, the study of fossils, and more. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.
"Get ready to dig into excellent experiments with rocks and fossils. Readers will learn about the scientific method through boxes that provoke them to Ask, Test, Observe, and Measure. They'll develop Next Generation Science Standards skills, such as asking testable questions. 'What's Next?' sections give readers the chance to further explore these important topics. A 'What You'll Need Box' clearly lays out the necessary materials for each experiment. Photographs illustrate key points and helpful hints keep readers on track. Accessible and fun, this interactive book is a perfect tool for any science curriculum"--Provided by the publisher.
"... takes young readers into the field with paleontologists as they uncover treasured clues left by dinosaurs. Readers will follow what and how scientists have learned about dinosaurs: what they ate; how they raised their young; how they slept, fought, or even if they ever got sick"--Provided by publisher.
Cambia constantemente, la Tierra a veces revela indicios acerca de las plantas, animales y otros organismos que vivieron hace mucho tiempo. Los fo?siles nos ensen?an mucho acerca de lo que era la vida hace millones de an?os, respondiendo a las preguntas de ?co?mo ha cambiado la Tierra y tal vez incluso por que? cambio?.
