Bobbie Kalman

This title is suitable for the children of ages 6 to 8 years. We measure time in minutes, hours, days, weeks, months, seasons, years, and in historical dates. We talk about mealtimes, bedtimes, school times, holiday times, and good times. We also use words such as past, present, future, next, last, before, and after. This engaging book looks at human time as well as how time passes in nature. Time is about change. How do animals and plants sense changes in time? What changes do we see in nature throughout a day, month, and year?

This title is suitable for children of ages 6 to 8 years. This fun book is about animal behaviour. It challenges students to guess what animals are doing and why. Topics of this title include camouflage and mimicry, color changes, migration, animal senses and adaptations, courtship dances, care from mammal mothers, playing dead, scary body parts, tongue teasers, and some silly stuff to encourage story writing.

This book has fabulous photographs, easy-to-follow text, and will bring migrating animals to life for children! Come inside and follow grazing zebras and antelopes as they move in their search for food. See the different kinds of birds that make their seasonal trips to warmer climates, and whales who swim huge distances to reproduce.

This title is suitable for the children of ages 6 to 8 years. This book introduces dogs in the wild: how they are born, what makes them mammals, and how their mothers care for them and teach them how to hunt. Wild pups include wolves, foxes, dingoes, jackals, coyotes, and dholes. The pictures of these baby dogs are too wonderful for words! Children will love learning about these adorable candid carnivores.

Butterflies are the most beautiful insects, and this latest Crabtree title shows these colorful creatures in all their glory! The book starts with the stages of metamorphosis from egg to wormlike caterpillar to pupa, and finally, to a magnificent butterfly. It then introduces some caterpillars and butterflies and asks children to notice their similarities and differences. The book then challenges children to guess which caterpillars would change into which butterflies.

Tadpoles to Frogs looks at the life cycle of pond frogs and tree frogs, with amazing photographs following their metamorphosis from tadpoles to adult amphibian. This title is so much more than just another life-cycle book!

Kids love reptiles! Reptiles range in size from as small as a human thumbnail to the length of two average cars parked from end to end. The most popular reptiles of all, dinosaurs, were even bigger! This informative book presents the most important information about reptiles, showing wonderful photographs of the baby versions of these animals. Young students will love learning about these animals at the cutest stage of their lives.

This fascinating book will thrill children with interesting facts, like how crickets hear with their legs, how bats and dolphins use echolocation, how elephants hear low-frequency sounds, and how sharks use their lateral line for sensing movement in water. This book, illustrated with magnificent photographs, is more interesting than a science-fiction novel!

This insightful book introduces children to the world’s most popular religions. It looks at the origins, special heroes and teachers, basic beliefs, sacred texts and symbols, ways of worship, special days, rituals, works of art, and places of worship associated with each religion. The book also highlights the basic principles of religions such as truth, kindness, acceptance, peace, and love. Learning similar aspects of religions, such as prayer, worship, ritual, and celebration, helps foster greater understanding and respect.

This wonderful book introduces the important aspects of culture, and concentrates on the things that children enjoy, such as costumes, dances, holidays and celebrations, and special foods. The book promotes multiculturalism by acquainting children with one another’s ways of life.

This easy-to-understand book makes learning about our planet’s biomes simple and fun! Each of Earth’s six major types of environments is explored, with exciting full-color photographs and engaging layout and design. What are Earth's biomes? explains this important subject and stresses the importance of conserving our precious biomes and the life forms that inhabit each one.

Invertebrates do not have backbones or internal skeletons, but some have hard coverings. Invertebrates are weird and wonderful creatures that come in every shape and color imaginable! Children will love the exciting photos!

Many animals are carnivores, but some eat mainly insects. Insect eaters, known as insectivores, can be as small as insects or as large as giant anteaters. This book is loaded with fascinating photos and information that will delight kids of all ages.

Why do people need rivers? What causes rivers to flood? These are just a few of the questions answered by this fascinating introduction to rivers.

Coral Reef Food Chains takes readers on an exciting underwater journey to one of the world's most fascinating habitats. Stunning photographs and detailed illustrations help show - the relationships between the plants, herbivores, carnivores, and omnivores that live in and around the reef - the dangers to these fragile habitats - why coral reefs are described as the rainforests of the sea

This updated book celebrates Mexico’s heroes’ past and present and explores the values and the traditions of Mexicans at home, school, and work. A new easy-to-follow timeline has been added to show Mexico’s history from the Olmecs to the 21st century. New information discusses the unrest in Chiapas, language and education, and people at work.

Brilliant new photos highlight Mexico’s deserts, plains, rainforests, and mountains in this newly revised edition. Mexico’s agriculture, industries, overpopulation, and Mayan and Aztec roots are featured along with a new map and new information on free trade and immigration.