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!
Learn about the key concepts used in space technology, and explore them by coding your own simulations of how rockets and spaceships move. Seven step-by-step projects use the latest version of Scratch, the free online coding program, to help you learn about gravity, create a jetpack game, program a spaceship's return to Earth, and much more!
Learn all about the computer technology used in smart homes and buildings that is making our lives easier and our homes more secure. Use the algorithms and ideas used to control devices within buildings to create your own coding programs. Five step-by-step projects use the latest version of Scratch, the free online coding program, to help you learn about motion sensors and create burglar alarms for your computer that use sound and motion to detect intruders.
Find out how the different systems within a robot work to make it move around, sense where it is, and interact with us. Use the algorithms and ideas that control real robots to create your own on-screen robots. Seven step-by-step projects use the latest version of Scratch, the free online coding program, to help you learn about sensors, create a robot arm game, program a robot, and much more!
How does a frog grow? Follow the journey through a frog's life cycle, from the time the egg is laid, through it stage as a tadpole to becoming a fully grown frog.
How does a chicken grow? Follow the journey through a chicken's life cycle, from the time the egg is laid, through hatching as a chick to becoming a fully grown hen.
How does a butterfly grow? Follow the journey through a butterfly's life cycle, from the time the egg is laid, through hatching as a caterpillar, to forming a cocoon and emerging as a fully grown butterfly.
How does an oak tree grow? Follow the journey through an oak tre's life cycle, from an acorn to becoming a fully grown tree.
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.
After receiving an electric shock, the Code Academy kids’ robot classmate, Ro-Bud, has forgotten all of her programming. Professor Chip and the class must learn how programming and operating systems work in order to get their trusty friend back in working order. With easy-to-understand examples and simple terms, readers will learn how computers operate as well as how they use hardware and software to do work.
The kids at Code Academy are memorizing their lines for a school play with the help of Ro-bud, their computer classmate. But when Ro-bud can't remember her lines, everyone panics! Professor Chip believes it's a memory storage problem. By relating human memory to machine memory, readers are introduced to the concepts of computer memory and storage systems in an easy-to-understand way.
The Code Academy class puts their robot classmate, Ro-Bud, to work tidying up the classroom. But their instructions to Ro-Bud don't get the job done. They must figure out the problem by making flow diagrams that use logic to help Ro-bud make decisions about what to do. A simple activity helps readers see how their own daily routines involve making decisions using logic.
When their robot classmate, Ro-Bud, gets a computer virus, the Code Academy gang is determined to help her. Along the way, they learn what a virus is, and how "hackers" break into computers to steal information or cause damage. This easy-to-follow book simplifies computer concepts to help readers learn why it's important to keep passwords secret to protect computers.
