Did you know the first recorded chemist in history was a woman? Tapputi-Belatekallim lived about 1200 BCE and was the head perfumer for the King of Babylon—a big deal in ancient times when perfume was used in medicine and important ceremonies. This informative book offers an overview of the amazing, and often hidden or forgotten achievements of women in science, who developed vaccines and cancer treatments, and unlocked the secrets of nuclear power and DNA—the building blocks of life.
We’ve all heard of Alexander Graham Bell and Thomas Edison, but very few female inventors are household names. This fascinating book illuminates the history of women who used their brainpower and skills to produce important items we use ever day. Meet Hedy LaMarr, a famous Hollywood actress by day and inventor of a radio guidance system for torpedos by night. Marvel at the cleverness of Ng Mui, who developed the martial art known as Wing Chun, which later developed into kung fu.
We use it every day in products as varied as prescription drugs, toys, and toothbrushes. In less than a century, plastics have become integral to our daily lives. But plastic waste also clogs Earth’s oceans and other water bodies. Research has shown that microplastics have even accumulated in our bodies. This timely book investigates our increasingly problematic use of plastics in all areas of our lives and how our attempts to curb use and mitigate the harm of plastics are not working fast enough.
In twelve dioramic scenes, discover how warships have changed from the sail and oar power of ancient Greek triremes and 19th century ships of the line to iron warships of the early 20th century and today’s modern aircraft carriers and stealth missile destroyers.
From the Mark I to the powerful turreted tanks of World War Two and the modern missile-firing, troop-carrying light tanks of today’s armies, twelve dioramic scenes reveal how the invention of the tank during World War One changed the face of warfare forever.
From the early human-powered submarines of the American Civil War to the U-boats of both world wars and the modern nuclear-powered missile platforms of the Cold War, twelve dioramic scenes reveal how submarines have become one of the most dangerous weapons of war.
From the first rockets used to fire arrows to modern computer-controlled cruise missiles and wire-guided High Explosive Anti-Tank Missiles, twelve dioramic scenes reveal how rockets and missiles have gradually become the primary weapons of mechanized warfare.
From the wood and canvas biplanes of World War One to the latest vertical takeoff stealth fighters and pilotless drones of the world’s air forces, twelve dioramic scenes reveal how combat aircraft have gradually become the sophisticated stealth machines of today.
From the first observation and medical helicopters of World War Two and the Korean War to the Air Cavalry of Vietnam and the missile-armed attack helicopters of today’s armies, twelve dioramic scenes reveal how helicopters have introduced a new dynamic into the way warfare is waged.
Which innovative ideas and inventions began with the Vikings? Find out how the Vikings built their longships and set sail from their homeland, forging a path across the sea on raiding and trading expeditions. Discover how their brilliant developments in navigation, transportation, government, and language still influence the way we live today.
Which innovative ideas and inventions began in the Stone, Bronze, and Iron Ages? These periods, stretching from the first ancestors of modern humans to the start of the ancient civilizations of Greece and Rome, was a time of amazing developments. Find out how making fire and tools, farming the land, and writing down symbols to communicate transformed society and had a lasting impact on the way we live today.
Which innovative ideas and inventions began with the Romans? Find out how the Romans trained their soldiers, built their roads and buildings, and supplied their people with food and water. Discover how their brilliant developments in language, government, law, and entertainment still influence the way we live today.
Which innovative ideas and inventions began with the Maya? Find out how the Maya built their cities to suit the landscape and population, traded their resources, and developed a complex system of writing. Discover how their brilliant developments in farming, astronomy, and cloth-making still influence the way we live today.
Which innovative ideas and inventions began in the Benin Kingdom in Africa? Find out how a collection of separate villages and communities grew into a strong, united kingdom and developed a network of successful trading relationships. Discover how their brilliant developments in town planning, language, art, and medicine still influence the way we live today.
Which innovative ideas and inventions began with the Anglo-Saxons? Find out how the Anglo-Saxons farmed their land, built their houses, and organized their society. Discover how their brilliant developments in defense, law, language, and storytelling still influence the way we live today.
Which innovative ideas and inventions began with the ancient Greeks? Find out how the ancient Greeks organized their society, trained their soldiers, used their ships for trade and transportation, and built their temples. Discover how their brilliant developments in architecture, politics, art, medicine, theater, and sports still influence the way we live today.
Which innovative ideas and inventions began with the ancient Egyptians? Find out how the ancient Egyptians built their temples and pyramids, irrigated and farmed their land, and took care of their people during life and after death. Discover how their brilliant developments in farming, papermaking, timekeeping, and medicine still influence the way we live today.
Learn all about the computer technology used in modern transportation. Use the algorithms and ideas that control real forms of transportation technology to create your own on-screen vehicles. Six step-by-step projects use the latest version of Scratch, the free online coding program, to help you learn how sensors work, create a hoverboard game, program a drone, and much more!
Pollution is seriously damaging our planet. Human activity and waste are harming the environment by polluting the air, water, and land. Discover the facts about where pollution comes from, where garbage really goes after we throw it away, and how we can reduce waste.
Human overpopulation is putting pressure on our planet and its natural resources.The more people there are, the more resources are consumed, harming the environment and depleting the world's supplies. Discover the facts about the world's growing population, which countries have the highest and lowest birth rates, and how overpopulation affects climate change.
Natural resources on Earth are at risk of running out. Using too many natural resources, such as water, trees, and fossil fuels, is putting pressure on our supplies and damaging the environment. Discover the facts about how resources are used around the world, which resources are renewable and non-renewable, and what the future of natural resource management looks like.
Our modern world runs on energy to power our homes and industries. We all know the problems with burning fossil fuels to create energy— it pollutes the planet and we are running out of these resources. Discover the facts about renewable and non-renewable energy resources, how our energy use contributes to global warming, and what the future of energy looks like.
Climate change is reshaping the planet before our eyes. From melting ice caps and rising sea levels to drought and destructive hurricanes, no corner of Earth is protected from the effects of global warming. Discover the facts about what climate change is doing—and will continue to do—to our planet, and how we might reduce its impact.
The huge variety of plants and animals that live on Earth is called biodiversity. As ecosystems are destroyed by climate change and human activity, plants and animals are becoming endangered and even extinct. Find out how the loss of biodiversity affects food chains and natural habitats, why it is important to humans, and how its loss threatens the health of all living things on the planet.
Scale models are usually built as accurate miniatures of real objects such as vehicles, buildings, and even people. This awesome introduction to model making explains the mathematics of scale, and the difference between building from a kit and building from scratch. Tips on painting, scoring, cementing, and weathering help build fine-motor skills. Young readers are encouraged to build patience, concentration, perseverance, and problem-solving.