Most Popular Books by Jen Green

Frozen Extremes explores the weather and fascinating animals of the coldest places on Earth. Simple text makes learning about cold climates a breeze in this new title from Crabtree Publishing.

A few seals are playing in the waves near a shore. Suddenly a dark, triangle-shaped fin appears above the water''s surface. When the seals see the fin headed toward them, they scatter in all directions as fast as they can. They know that one of the scariest predators in the sea--a great white shark--is headed their way! Young readers will explore the underwater world of this enormous fish through clear text, full-color photos, and diagrams. Age-appropriate activities, such as describing the differences between an adult and a pup, give readers a chance to make observations and to develop animal-science skills.

A ground breaking nonfiction series for early elementary students sure to become a standard in every library! The uncluttered design uses a mix of photos and artwork to support the narrative text, which is divided into short chapters easily digested by new readers. Each book contains a glossary and an index.

As readers get hands on with sea-themed crafts, they will learn about the ocean and the wildlife that inhabits its expanse.

Discusses important archeological finds from the Celts'' past and reveals how archaeologists use the latest technology to discover clues to ancient Celtic civilization.

This book tells the stories of adventurers who have defied gravity and soared above the Earth, from pioneer aviators and astronauts to the free-falling fearlessness of Felix Baumgartner. Find out about the courage and skill of audacious aviators, and whether you''ve got what it takes to be an ultimate adventurer.

Learn about the amazing natural science of trees in this gorgeously illustrated nature and science ebook. From the highest branch and leaf down to the complex "wood wide web" of roots, every part of a tree plays an important role in its own growth and the habitat of the whole forest or woodland. Did you know that trees take care of each other and that the whole forest is connected? The Magic & Mystery of Trees takes children on a fascinating journey of exploration, showing them just how special these mighty organisms are. Discover how they communicate and warn each other of predators, how they nurture their networks, record the past, and anticipate the future to ensure their survival. Learn amazing tree facts, meet extraordinary trees from around the world and learn about the habitats they create. Find out what trees do for us and how to make your community a greener place by planting your very own tree!

Designed to introduce middle school students to the diverse species that make up the reptilian and amphibian classes. Includes more than 100 articles that describe in detail specific groups of cold-blooded vertebrates; illustrated by colour photographs, drawings, and maps.

Describes the history, customs, and daily life of the Aztecs.

Myths expressing the beliefs of early China and Japan are accompanied by information about each country.

How do waterfalls form? How long is the Nile River? Who led the first expedition on Mount Everest? Discover the earth''s most amazing natural wonders in Big Fantastic Earth! Explore the highest peak of Mount Kilimanjaro to the deep grooves of the Grand Canyon, and discover how the incredible landscapes around the world were formed. Big Fantastic Earth takes readers on an exciting journey around the world''s incredible natural architecture. Perfect for 9-11 year olds reading independently, reading becomes a fact-discovering adventure with these Level 4 readers. Supporting and encouraging a lifetime love of reading, nonfiction subjects are clearly explained, described vividly, and brought to life with true encounters, fascinating statistics, and dramatic photographic images. Additional information spreads are full of extra fun facts, developing the topics through a range of nonfiction presentation styles, such as articles, journals, and timelines. Trusted by parents, teachers, and librarians, and loved by kids, DK''s leveled reading series is now revised and updated. With new jackets and brand new nonfiction narrative content on the topics kids love, each book is written and reviewed by literacy experts, and contains a glossary and index making them the perfect choice for helping develop strong reading habits for kids ages 3-11.

Discusses the advertising industry, including how effective ads work, how they affect and conversely reflect society, and the ethical and legal issues concerning advertising.

Presents information about the history, government, agriculture, military, art, religion, and everyday life of ancient Greece.

Surveys the physical features, geological borders, climate and currents, water, plant and animal life, and economic and ecological aspects of the Indian Ocean.

Unlike other immigrants who arrived in North America with hopes of a better life, Africans were kidnapped from their homelands and sent over as slaves. Eyewitness accounts help describe how Africans were first brought to North America, how they eventually flourished in the face of overwhelming prejudice, and how their traditions are still celebrated today.

Weather is all around us. It affects everything we do, from the way we travel and the houses we live in, to the food we eat and the clothes we choose to wear. My First Fact File: Weather is a first introduction to the fascinating subject of weather for children aged 5 and up. Learn about how the seasons impact on weather around the world. Find out what causes different kinds of weather to happen, from tornadoes and hurricanes to rain and snow. Discover how extreme weather, such as droughts and floods, affect our world, and what we can do to combat climate change. Packed with missions, projects and activities, readers will learn everything they need to know about the amazing world of weather.

Oceans and Seas is an authoritative and comprehensive guide to Earth''s great bodies of water. Each volume contains a wealth of information, including physical features--"surface area and depth, how the ocean was formed, plate movements, coastlines, islands, and more; climate--"including tides, currents, trade winds, hurricanes, and tsunamis; marine life; the history of human settlement along the shores; transportation and navigation; natural resources; and current threats--"including the effects of pollution, overfishing, and mining. Numerous maps, charts, fact boxes, and primary source quotations supplement the text. Supporting both the science and social studies curriculum, this series is truly an indispensable resource.

An overview of Italy covers its history, geography, climate, culture, government, and economy.

Introduces young readers to Earth''s unique features, offering explanations of day and night.

Introduces the different elements of weather, including clouds, thunderstorms, rain, and snow, and explains why seasons occur.

Ten thousand years ago, life was different. People were nomadic, and their life spans were short. During this time, people practiced trepanning, one of the early human medical procedures. Today, the diseases that wiped out millions just a few hundred years ago have been completely eradicated thanks to developments in medicine. Readers explore some of the earliest medical discoveries, how medicine has developed, and how it continues to have an impact on modern society.

Simple text and photographs introduce volcanoes, including how eruptions happen, types of volcanoes, and how they can be helpful.

Discusses the country Vietnam and its people, history, culture, geography, and other topics.

Explores how the changing ideas about the environment and sustainability have impacted conservation efforts.

Presents an overview of modern-day Egypt, covering its landscape and climate, government, economy, education, health, and transportation systems, tourism industry, and religious institutions.

Read about the women who changed the landscape of science: from pioneers of the ancient world to super-scientists like Marie Curie to unlikely geniuses, such as Hedy Lamarr, and much more. Women in Science includes scientific pioneers who came up with incredible ideas that changed the world; women who work in the fast-paced world of technology; amazing engineers who build incredible structures; and mathematical geniuses. Perfect for 7- to 9-year-olds starting to read alone, Level 3 titles include in-depth information presented through more complex sentence structure with increasing amount of text to expand the reader''s general knowledge and confidence in reading. Additional information spreads are full of extra facts, developing the topics through a range of nonfiction presentation styles, such as fliers, instructions, and record-breaker statistics.

Explains what volcanoes are, why they erupt, the dangers they pose, how plants and animals survive in volcano habitats, and looks at volcanic eruptions around the world.

Explores how water is used and what can be done to conserve it.

Provides an overview of the physical and environmental features of the world''s many majestic mountain ranges.

Get ready...as a harderned sailor, you''re about to join Shackleton in what will prove to be one of the most gruelling adventures of all time as you brave your way across the bitterly cold continent of Antarctica. As you encounter extreme cold, strong icy winds and a worrying lack of food and water, you''ll soon see why you really wouldn''t want to join Shackleton''s polar expedition! This title in the best-selling children’s history series, You Wouldn''t Want To…, features full-colour illustrations which combine humour and accurate technical detail and a narrative approach placing readers at the centre of the history, encouraging them to become emotionally-involved with the characters and aiding their understanding of what life would have been like on Shackleton’s polar expedition. Informative captions, a complete glossary and an index make this title an ideal introduction to the conventions of information books for young readers. It is an ideal text for Key Stage 2 shared and guided reading and helps achieve the goals of the Scottish Standard Curriculum 5-14.

From the icy poles to the evergreen rainforests, life has found a way to flourish in nearly every environment on Earth. This book explores the startling discoveries of new life forms in extreme environments, such as the strange worlds of the ocean depths. Whilst marveling the world around us, it also confronts the human impact on the environment. The mounting evidence for global warming is explored and challenges us to work towards a more sustainable future. Packed with facts, diagrams, infographics and photos, this is the perfect introduction to the wonder and intrigue of our environment.

Learning about plants becomes interactive and fun with this engaging title. Crafts meet science as readers are pulled in by varied projects involving plants, and as they create, they learn vital information about plants. With a playful design and vibrant photos and illustrations, this book will capture the attentions of artists and scientists alike!

Created as a homeland for the Jewish people after the end of World War II, this tiny nation is sacred to Jews, Christians, and Muslims. Although Israel has had to fight for its existence several times in the past 40 years, it boasts a rich culture, increasing tourism, a booming economy, and a hope for peace with its Arab neighbors.

Discusses the nature of racism, possible explanations for it, and ways to end it.