This exciting book makes you a math problem solver by putting you into situations faced by people who work in construction. Math is an important part of many jobs involved in building structures. Three exciting stories lead to a problem you must solve using math. A toolbox section helps take you through similar examples and provides math exercises you can do that will help give you a better understanding of how to solve the problem in the story.
This exciting book makes you a math problem solver by putting you into situations faced by people who work in sports and sports-related businesses. Math is an important part of many jobs involved in athletics. Three exciting stories lead to a problem you must solve using math. A toolbox section helps take you through similar examples and provides math exercises you can do that will help give you a better understanding of how to solve the problem in the story.
This important book shows how the use of fossil fuels is changing Earth’s climate and what scientists are doing to find sustainable forms of energy that will secure our planet’s future. We live in an energy-rich age that relies heavily on the burning of fossil fuels. We burn fossil fuels to power our vehicles, factories, and even our power stations, which burn fossil fuels to create the electricity needed to light and heat our buildings. The result is a buildup of carbon dioxide into Earth’s atmosphere. Find out how carbon dioxide overload is making our planet hotter and hotter and what is being done to fight global climate change.
For centuries, falling water has been used in parts of the world to create energy to run grinding stones at mills and irrigation systems for crops. This interesting book shows how the use of this “clean” form of energy, called hydroelectricity, is being expanded to help us build a more sustainable future. Discover how other forms of water-based energy, such as energy from ocean waves and tides, are being harnessed and used to help create electricity to power our homes, offices, and factories.
Fun pictograms and infographics about the oceans make learning about math topics easy and fun. In this book, readers go on a mission deep underwater and use their mathematical skills while learning about scuba diving and submarines, and exploring life in coral reefs, deep ocean waters, and underwater volcanoes. Math puzzles and exercises help children build confidence in their math skills.
As a girl, Amelia Earhart aspired to a future that would take her beyond the family and medical problems of her younger years, as well as the restrictions imposed on her because she was female. Widely celebrated for her long-distance flights, she also set records for altitude and speed, and helped develop passenger airline service. As a writer and magazine editor, Earhart also further advanced the cause of flight and of women in aviation. Her disappearance during a daring around-the-world flight in 1937 has been a source of intrigue for over 80 years. Earhart’s life and career have provided inspiration to generations of young people, particularly those whose paths have been beset with obstacles and barriers.
Italy has been the center of the Roman Catholic Church for hundreds of years. Many of the country's traditions and holidays today are based on religious holy days. This interesting book describes national holidays in Italy that mark such events as religious festivals, as well as important historic events such as the country's independence. Other traditional celebrations featured include food festivals and family occasions.
For nearly two decades, Dian Fossey immersed herself in the study of mountain gorillas in Africa. She became known as a highly respected primatologist - a scientist who studies apes and other primates - and a fiercely devoted champion of their safety and preservation. Fossey had made powerful enemies because of her opposition to the gorilla-related tourism industry and her knowledge of animal trafficking among members of the government. In 1985, she was found murdered in her cabin in Rwanda. The case remains unsolved to this day, but her intense love for this endangered species helped create a legacy that survives in the work of others to this day.
Ruled for many years by European countries, Argentina's traditions today are a blend of indigenous, Spanish, and Italian cultural traditions. This colorful book describes the holidays and festivals celebrated throughout the year in Argentina. In this largely Catholic country, many holidays are based on religious festivals. Others celebrate important historic events. Find out also how Argentines celebrate family occasions.
The snarls of beasts, the clash of steel, the cries of the victims, and the roar of the crowd - these are the gladiator games of ancient Rome. The heroes of these spectacles were the gladiators, who were idolized like today’s pop stars. This exciting book reveals the sometimes surprising facts about how these fierce combatants lived - and if they could not - how they tried to "die well."
One of the biggest adaptations made by some animals is to live and work together as a group to ensure their survival. This intriguing book shows how social animals communicate and interact with members of their own species. Elephants, dolphins and orcas, monkeys, apes, lions, and wolves, educate their young, work together to find food, and take care of their group members. Smaller animals that work together in microsocieties include termites, ants, bees, and wasps. Students will have fun comparing their own social groups to those found in nature. Fascinating photographs accompany thought-provoking questions and activities.
As we reflect in 2016 on the 30th anniversary of the Shuttle Challenger tragedy, it is fitting that we remind ourselves why all of these brave and daring pioneers go into space. From the first unmanned spacecraft to the planned mission to Mars in 2030, this awesome book celebrates the milestone achievements of space travel, the agonizing - but no less important - failures, and the pioneers who made it happen - sometimes giving their lives to do it.
When tanks roared onto the battlefield for the first time in World War I, these mechanical beasts changed how battles were fought and how wars were won. Tanks at War looks at the history of tanks, the always-changing technology of weaponry and armor, and how tactics for the use of tanks in battle have changed from a hundred years ago to modern conflicts today. Read about new technologies in the works for the future including robotic tanks and invisibility cloaking devices.
True or false? In October 1871, a cow kicked a lantern over and sparked a fire that would destroy much of the city of Chicago. The cow tale is likely not the true story, but the damage and death toll of the Great Chicago Fire were very real. This engrossing book explores the causes of the fire, how it spread, and the aftermath of the blaze. It also explains how the mighty city was rebuilt to become one of the most architecturally diverse and original cities in the world.
This fascinating book describes the holidays and traditions of South Korea. Many holidays are based on the seasons such as Lunar New Year and Chuseok, the Korean Thanksgiving. Others are religion-based such as Buddha's birthday. Find out also how South Koreans celebrate family occasions honoring ancestors, elders, and children.
The legendary island of Atlantis was said to have incredible buildings, waterways, and art - far advanced for its time. Then, in a day and night, it was destroyed by earthquakes and floods, disappearing forever into the earth. Was this fascinating place myth or reality? This intriguiging book follows the clues in the writings of the ancient Greek philosopher Plato to discover the truth.
This interesting book describes the holidays and traditions in the Netherlands that celebrate important dates in history, religion, royal ceremonies, and changes in the seasons. Young readers will discover the unique traditions of the Dutch people as they celebrate familiar holidays such as Christmas and Easter, and family occasions such as weddings and birthdays.
Content-rich photographs and accessible text combine to guide readers as they discover the often overlooked ecosystems found outside their own back doors! Children will be fascinated to learn more about the animals, insects, and plants they often take for granted, including squirrels, skunks, bees, and dandelions.
Vibrant photographs and descriptive text guide readers on an underwater journey through coastal waters to explore coral reefs. Home to more than one million kinds of plants, fish, and other ocean life, readers will discover how living things meet their needs for shelter, food, and more in this dynamic ecosystem.
From croaking frogs and quacking ducks to floating lily pads and buzzing dragonflies, ponds are bursting with life. Dynamic photographs and descriptive text help budding young scientists discover the plants and animals that live in these freshwater ecosystems.
From the sunlit-filled canopy to the shaded forest floor, readers will discover how a rainforest tree provides shelter, water, food, and other essential resources to meet the needs of a variety of living things.
Tide pools form from water left on rocky shores when the tide withdraws. From seaweed and sea snails to shore crabs and seabirds, readers will discover some of the plants and animals that live in and around these ever-changing ecosystems.
This fun book gives an exciting overview of the rules, positions, strategies, and equipment in football. Dynamic photographs and step-by-step instructions provide tips on passing, receiving, rushing, and defending, as well as helpful pointers for playing most positions on the field. Nutrition and the importance of fair play and teamwork are also included.
Did you know that a Saguaro cactus can live for more than 200 years and grow as tall as 50 feet (15 meters)? Readers will discover how these desert giants are used for shelter by animals such as woodpeckers and owls, and provide food for animals such as bats and other small mammals. This captivating title provides a close-up look at the plants and animals that live in and around the Saguaro cactus in the Sonoran Desert.
From all-time greats such as Joe Montana and Jerry Rice to current superstars like Aaron Rodgers, readers will enjoying learning all about their favorite football players. Record-breaking stats, famous quotes, history-making plays, and more celebrate the best football stars on both the offensive and defensive ends of the field.