Best Selling Books by Christine Petersen

Examine Minerals introduces readers to what minerals are, how they form, and how we use them today. Learn how to identify minerals, including color, luster, streak, fracture, hardness, specific gravity, magnetism, and fluorescence. A geology-themed project provides the opportunity for hands-on experience. Other features include a table of contents, fun facts, infographics, sidebars, and an index. Aligned to Common Core Standards and correlated to state standards.Checkerboard Library is an imprint of Abdo Publishing, a division of ABDO.

Presents general information about the continent of North America, looking at its countries, cities, landforms, climate, natural resources, people, cultures, and economics.

Dig into the world of geology with the Rock On! series! Fantastic Fossils introduces readers to the different types of fossils and how they form, from petrifaction and carbonization to molds, impressions, and amber. Chapters discuss key fossils finds, such as perfectly preserved mammoths and the dinosaur-like, feathered archaeopteryx. Readers will be introduced to scientists who made important discoveries and contributions to the study of fossils. They will also learn about the way we use fossils today, in the form of fossil fuels. A colorful geologic time scale spreads across two pages and an at-home experiment provides the opportunity for hands-on experience. Full-color photographs will draw in the reader while easy-to-read text breaks down complex concepts. Glossary words in bold, an index, and phonetic spellings for those hard-to-pronounce geologic terms enhance and supplement the text. Checkerboard Library is an imprint of ABDO Publishing Company.

Mammals have spread to almost every habitat on the planet and can be found on land, in the sea, and in the air. What do these animals have in common with each other and us? How do they adapt to their environments? Which mammals live near you? Scientists answer such questions through observation and experimentation—and so can you. You can create a system to classify mammal groups, compare and contrast other mammals’ body systems with your own, discover how mammals overcome seasonal challenges such as snow, set up an observation station to watch the mammals in your neighborhood, and conduct a scientific census to determine their numbers. Whether for a school science fair or just for fun, these projects will help you better understand the diverse, magnificent creatures that are our closest relatives in the animal kingdom.

Have you ever wondered what plants eat? The truth is amazing. Plants don''t eat at all! Instead, plants make food inside their bodies. Using hands on activities, young readers will be introduced to how plants survive on light, water, and air.

How do clouds form, and where does water go after it rains? What makes water stick to things, and does this characteristic serve any purpose? What effect does pollution have on the quality of water—for humans and other living things? Can salt water be made drinkable? Is it possible to change aspects of water such as its freezing point or density? Using simple and fun hands-on experiments, you can answer all of these questions and more as you learn about the substance that makes life possible on Earth—water.

Unearth Fossils introduces readers to the different types of fossils and how they form. Learn about key fossil finds, scientists who made important discoveries and contributions to the study of fossils, and how we use fossils today in the form of fossil fuels. A geology-themed project provides the opportunity for hands-on experience. Other features include a table of contents, fun facts, infographics, sidebars, and an index.Aligned to Common Core Standards and correlated to state standards. Checkerboard Library is an imprint of Abdo Publishing, a division of ABDO.

Dig into the world of geology with the Rock On! series! Mighty Minerals introduces readers to what minerals are, how they form, and how we use them today. Chapters discuss how to identify minerals, including color, luster, streak, fracture, hardness, specific gravity, magnetism, and fluorescence. A colorful diagram of the rock cycle furthers understanding of mineral formation and an at-home experiment provides the opportunity for hands-on experience. Full-color photographs will draw in readers while the easy-to-read text and helpful diagrams break down complex concepts. Glossary words in bold, an index, and phonetic spellings for those hard-to-pronounce geologic terms enhance and supplement the text. Checkerboard Library is an imprint of ABDO Publishing Company.

In Environment at Risk, scientific principles, concepts, and methodologies in environmental science are explored and explained. Students will be led on a journey to understand the interrelationships of the natural world, identify and analyze environmental problems both natural and human-made, evaluate the relative risks associated with these problems, and examine alternative solutions for resolving or preventing them.

A short introduction to the country of Italy.

This book provides information on the dangers of caffeine and energy drinks, both stimulant drugs that affect the central nervous system. Middle-school students will learn the lowdown on the consequences of drug-use, describing the symptoms of addiction, including the physical, emotional, and social damage that can arise from substance abuse. Alarming facts and statistics share how prevalent drug abuse can be among teens. Personal stories of teens who used drugs and the realities they faced unfold along with advice on how to deal with peer pressure when choosing to say no.

·Reading level: Grades 4-8 ·Excellent narrative non-fiction for young minds ·Mount Kilimanjaro is located in Eastern Tanzania in Africa on the border of Kenya. It reaches 19,341 feet or 5895 meters in height. ·Includes Chapter Notes, Further Suggested Readings, Glossary, and an Index ·Includes historical and contemporary photos, and features fascinating facts about the mountain ·Features information about the mountain, the climbers, the locals, the formation of the mountain, and how to prepare for the climb ·Also included is information on the three peaks of Mount Kilimanjaro, what life is like on the mountain, guides and porters and what the air is like at the top of the peak.

Life on Earth is endlessly amazing and complex. Learn about genetics with well-researched, clearly written informational text, primary sources with accompanying questions, charts, graphs, diagrams, timelines, and maps, multiple prompts, and more. Aligned to Common Core Standards and correlated to state standards. Core Library is an imprint of Abdo Publishing, a division of ABDO.

Explore Ores introduces readers to what ores are, minerals that can be mined for profit. Learn about prospecting, exploration, aboveground and underground mining, extracting metals from ores, and the importance of protecting the environment. A geology-themed project provides the opportunity for hands-on experience. Other features include a table of contents, fun facts, infographics, sidebars, map, and an index. Aligned to Common Core Standards and correlated to state standards. Checkerboard Library is an imprint of Abdo Publishing, a division of ABDO.

Ideal for today''s young investigative reader, each A True Book includes lively sidebars, a glossary and index, plus a comprehensive "To Find Out More" section listing books, organizations, and Internet sites. A staple of library collections since the 1950s, the new A True Book series is the definitive nonfiction series for elementary school readers.

Dig into the world of geology with the Rock On! series! Outrageous Ores introduces readers to what ores are, minerals that can be mined for profit. Chapters build concepts from the ground up, from atoms and elements to mineral formation and the everyday importance of the metals they contain. Readers will learn about prospecting, exploration, aboveground and underground mining, and extracting metals from ores. They will also learn about the importance of protecting the environment before and after mining and of recycling metals. Full-color photographs will draw in readers while the easy-to-read text breaks down complex concepts. A colorful world map of where ores are found spreads across two pages and an at-home experiment provides the opportunity for hands-on experience. Glossary words in bold, an index, and phonetic spellings for those hard-to-pronounce geologic terms enhance and supplement the text. Checkerboard Library is an imprint of ABDO Publishing Company.

Ideal for today''s young investigative reader, each A True Book includes lively sidebars, a glossary and index, plus a comprehensive "To Find Out More" section listing books, organizations, and Internet sites. A staple of library collections since the 1950s, the new A True Book series is the definitive nonfiction series for elementary school readers.

Explores what happens when a family decides to move and provides strategies for adjusting to a new home, neighborhood, and school.

Explores what happens when parents divorce and provides strategies for coping with a changing family.

Describes some of the earth''s natural resources, their importance, and how they can be safeguarded.

Presents advice for young readers to overcome the death of a pet, discussing euthanasia, memorials, and learning to love a new pet.

Discusses why manners are important, gives advice for behaving politely in many situations, and provides simple rules for good manners.

Animals. American History. Earth Science. Geography. Health. Space. True Books covers all this and more in photo-filled chapter books that provide a basic introduction to curriculum-relevant topics. Ideal for today''s young investigative reader, each True Book includes lively sidebars, a glossary and an index, plus a comprehensive To Find Out More section listing books, organizations, and Internet sites. A staple of library collections since the 1950s, and redesigned with a fresh new look in 1996, the new True Books series is the definitive nonfiction series for elementary school readers.

Ideal for today''s young investigative reader, each A True Book includes lively sidebars, a glossary and index, plus a comprehensive "To Find Out More" section listing books, organizations, and Internet sites. A staple of library collections since the 1950s, the new A True Book series is the definitive nonfiction series for elementary school readers.

Discusses events leading up to the 1986 Iran-Contra scandal, wherein the Reagan administration sold guns to Iran in exchange for hostages and assisted rebels trying to overthrow the government of Nicaragua.

Ideal for today''s young investigative reader, each A True Book includes lively sidebars, a glossary and index, plus a comprehensive "To Find Out More" section listing books, organizations, and Internet sites. A staple of library collections since the 1950s, the new A True Book series is the definitive nonfiction series for elementary school readers.

Ideal for today''s young investigative reader, each A True Book includes lively sidebars, a glossary and index, plus a comprehensive "To Find Out More" section listing books, organizations, and Internet sites. A staple of library collections since the 1950s, the new A True Book series is the definitive nonfiction series for elementary school readers.

Ideal for today''s young investigative reader, each A True Book includes lively sidebars, a glossary and index, plus a comprehensive "To Find Out More" section listing books, organizations, and Internet sites. A staple of library collections since the 1950s, the new A True Book series is the definitive nonfiction series for elementary school readers.

Ideal for today''s young investigative reader, each A True Book includes lively sidebars, a glossary and index, plus a comprehensive "To Find Out More" section listing books, organizations, and Internet sites. A staple of library collections since the 1950s, the new A True Book series is the definitive nonfiction series for elementary school readers.

What do the airplane, currency, movies, and the telescope have in common? They are all inventions that shaped our world. Imagine what life would be like without them!

The Cornerstones of Freedom series introduces the people, places, and events that helped make the United States what it is today. Don''t miss a single exciting story!

Struggling college student, Joanna, finds herself pulled in many directions. Her newly-divorced parents, her mother''s overbearing expectations, and her own doubts about her chosen path leave Joanna on the edge. If that''s not enough, her mother has suddenly decided that beloved Grandma Ruth must move into a nursing home. Confused and unsure, Joanna flees school under the guise of caring for her injured grandmother. Barely able to manage her own life, can Joanna really intervene on Grandma Ruth''s behalf? Relative Disenchantment is a tale of growing up and seeing life and family in a new, but not always expected, light.

Describes the causes, symptoms, diagnosis, and treatment of attention deficit hyperactivity disorder.

Ideal for today''s young investigative reader, each A True Book includes lively sidebars, a glossary and index, plus a comprehensive "To Find Out More" section listing books, organizations, and Internet sites. A staple of library collections since the 1950s, the new A True Book series is the definitive nonfiction series for elementary school readers.

Fern Tyler is not much of a talker. Her long-time friend, Anita, can''t stop talking. The two have an unlikely bond that has sustained them through raising children, adjusting to empty nests, and mourning the death of each of their spouses. When Fern starts showing signs that she isn''t safe in her own home, and Anita considers moving 400 miles away to be closer to her daughter, their relationship faces new challenges. In a quest for one last grab at independence, they set out on a road trip together that will test their patience, their morals and their friendship.

What better way to study the presidents of the United States than through an exploration of the times in which they lived and served. Presidents and Their Times examines the life and times of each president, placing each within his historical and cultural context, while at the same time focusing on the major events that occurred during each president''s administration. This in-depth series delves into the time period and formative events of each president''s term, revealing childhood character-building experiences, entry into politics, major events of the presidency, and a look at life after the presidency. With its clearly written and accessible text, primary sources, and vivid historical photographs, this series will bring to the forefront the life and times of the presidents of the United States.