This book tells the story of Ankylosaurus. This armored beast looked like a walking tank. It lived during the Cretaceous period between 100 and 65 million years ago and fed on plant material. At the end of its tail grew a bony club that it used to protect itself.
This book tells the story of the enormous Apatosaurus, who lived during the late Jurassic period between 170 and 140 million years ago. It weighed up to 33 tons (30 metric tons), was more than 65 feet (20 meters) long, yet ate only plant food. It had bony skids on the underside of its long tail to protect the soft parts.
This book tells the story of the powerfully built Sabre-tooth Tiger who stalked the land more than 10,000 years ago. It was like no cat living today. At the front of its jaw grew two long, curved canine teeth that resembled two sharp sabres. A fierce predator, it used these long teeth to pierce the flesh of its prey.
This book tells the story of the mighty Tyrannosaurus, which lived during the Cretaceous period between 140 and 65 million years ago. This ferocious dinosaur was one of the largest meat eaters, growing up to 40 feet (12 meters) in length. Its head was huge and full of long, sharp teeth.
Habitats are the natural places where plants and animals live. Deserts, forests, oceans, ponds, grasslands, polar regions, and mountains - this book introduces them all to young children. Fabulous photographs highlight this valuable learning resource. Children will be inspired to write their own ABCs after reading this book.
Did you know that a tiny sea jelly the size of your fingernail can kill a person? Oceans are filled with some of the most colorful creatures alive and some of the deadliest! Young children will be thrilled by the animals featured in this exciting ABC book, which identifies everything under the sea, from colorful nudibranchs, sea cucumbers, and clownfish to deadly electric eels, stingrays, great white sharks, and sea jellies.
Written in a simple and easy-to-understand style, Animals Called Mammals introduces the major characteristics of mammals, including fur and backbones, to young readers. Primates, rodents, marsupials, and other mammal groups are also introduced, using delightful images and simple descriptions.
There are more than a million species of insects living on Earth, and all insects have similar bodies. In Insect Bodies, children will learn the major physical features of insects and the importance of each body part. Close-up photographs and clearly labeled illustrations help explain an insect's three main body sections, the different kinds of insect mouth parts, how insects use their eyes and antennae, why and how insects molt as they grow, and how insects move.
This informative book looks at how different mountains are formed and where they are found on Earth. Maps, diagrams, and exciting photographs help young readers locate the biggest and longest mountain ranges on each continent. Children will also gain an understanding of the adaptations made by the animals and people who live on or near mountains.
The desert is a habitat of extreme climate that provides plants and animals with unique survival challenges. A Desert Habitat provides an introduction to one of the worlds most fascinating desert habitats: the Sonoran Desert. More plants and animals live in the Sonoran Desert than in any other desert on Earth. A Desert Habitat uses simple language and large, full-color images to teach children about the weather in the Sonoran Desert, how Sonoran Desert plants perform photosynthesis, and how animals find food, keep cool, and stay alive.
A Rainforest Habitat introduces children to the huge trees, colorful flowers, and other plants in South American tropical rain forests. This fascinating book also outlines the insects, amphibians, mammals, and other animals that live there. Captivating photographs and easy-to-follow text help young readers understand the climate in a rainforest, the different plants and animals in a rainforest, and how animals find food and shelter in rainforests.
What materials will keep you dry on a rainy day? What materials will help you clean up a spill? Child-friendly examples and vibrant photographs support readers as they explore how different materials respond to liquids.
Vibrant photographs and accessible text introduce young scientists to the concept of density. Readers are encouraged to explore what makes some objects float and others sink.
This engaging title introduces readers to materials that are either hard or soft. Using familiar examples, readers learn what makes hard and soft objects different and why they are suited for different purposes. Easy-to-understand text and colorful photos invite young readers to identify and classify hard and soft things around them.
This engaging title helps young scientists identify, compare, and contrast natural and human-made materials. Child-centered text and vibrant images combine to clearly explain the properties and uses of these materials.
Mathematicians say that symmetry has to be identical parts, but nature is never truly identical. However it is far more interesting than geometric shapes! Reading this book, children will become aware of the balance of things in nature. They will delight at amazing photographs of butterflies, beetles, leaves and flowers, fruit, sea creatures, and children. This book will show how a person with arms outstretched has five-fold symmetry like a sea star, and if you drew a circle around his or her body in that position, the navel would be at its center.
Structures are part of many primary curriculum guidelines. They usually mean human-made structures such as bridges. Structures are made up of parts arranged in a way that serve a certain purpose. This book looks at natural structures such as plants, animal bodies, mountains, caves, rock formations, and icebergs, the materials from which they are made, and their colors, shapes, and textures. It shows structures made by animals, such as beehives and bird nests. The book also compares natural structures to human-made structures, such as natural bridges and human-made bridges, a ladybug and cars shaped like beetles, a bird and an airplane, and giraffes and construction cranes. This wonderful book with amazing photos will encourage young readers to notice colors and shapes in nature and how they relate to the purpose of structures.
A city is not a habitat just for people - it's a home for animals, too! Children will recognize a lot of animals they see living in their own cities, such as all kinds of pets, raccoons, squirrels, and birds. They may be surprised to see other city residents such as opossums, foxes, coyotes, and skunks. Wonderful images of baby animals help show where animals make their homes within a city, how they find their food, and why they have moved from natural to human habitats.
Not all forests are the same. Children will learn about northern, or boreal, forest habitats and the animals that live in them. Cute baby wolves, cougars, bears, lynx, porcupines, and moose are some of the animals featured. Young readers will learn about food chains, how mothers raise their babies, what kinds of foods different animals eat, and how forest animals survive in cold winters.
Children will learn about river habitats and the animals that live in them and along their banks. Baby beavers, crocodiles, brown bears, otters, swans, geese, tigers, and hippos are some of the animals featured. Young readers will learn about a river food chain, learn which animals are herbivores, carnivores, or omnivores, and discover how baby reptiles, birds, and mammals find food in their river homes.
Children will learn about endemic animals, which can only be found on certain islands. The amazing photographs show the land and water habitats of islands such as Galapagos, Madagascar, Sumatra and Borneo, Komodo, Catalina, and more. Cute baby tortoises, lemurs, orangutans, tigers, Komodo dragons, and island foxes are just of a few of the animals featured. Young readers will learn about food chains and how babies hatch or are born, and how they grow with or without the help of animal mothers.
Pressing Down explores the benefits and uses of the lever. RobbO and RobbEE learn how a lever can be formed in three different ways to do different kinds of work - lift and lower, separate, and open.
Pulling Up explores the benefits and uses of the pulley. This clever device uses rope wound over a grooved wheel to help lift heavy loads. RobbO and RobbEE use a pulley to remove the engine from their car.
Rolling Along explores the benefits and uses of the wheel and axle. RobbO and RobbEE build a cart to make it easier to move a heavy load, and learn how the wheel and axle are also used for lifting and turning.
Sloping Up and Down explores the benefits and uses of the ramp. RobbO and RobbEE learn that a ramp is called an inclined plane. They discover that ramps are used for building stairs and escalators, and were even used as far back as ancient Egypt to build the pyramids.