автор: Samuel Carbaugh

Why do children resemble their parents and siblings? Introducing young readers to the fascinating world of genetics, this educational resource presents the main concepts of the science, including wha …

Have you ever noticed that the physical world works in certain ways? Skateboarders use force and motion to perform tricks. If you jump up as high as you can, you»ll quickly fall back to the ground. …

Have you ever wondered what makes up everything in the world around you? Or what exactly is the difference between solids, liquids, and gases? Have you wanted to know what causes two substances to re …

"Romeo, Romeo, wherefore art thou Romeo?" Teenagers have been sighing an approximation of these words for centuries, ever since William Shakespeare had Juliet utter them from her balcony in …

Why do we walk on two legs? How do our muscles know how to work together when we dance? How does our brain work with our hands to sink a basketball? In Human Movement: How the Body Walks, Runs, Jumps …

What do you see when you look up into the sky at night? The moon, stars, maybe even a comet or asteroid? You can also see other planets!In Planetary Science: Explore New Frontiers, readers ages 12 to …

Why did the world find itself immersed in another global conflict only two decades after World War I?World War II: From the Rise of the Nazi Party to the Dropping of the Atomic Bomb introduces kids a …

More than 58, 000 American troops and military personnel died in the humid jungles and muddy rivers of Vietnam during the 20-year conflict called the Vietnam War. Why? What were they fighting for? An …

On July 20th, 1969, Neil Armstrong landed gently on the lunar surface and became the first person to set foot on another world. People around the world stopped what they were doing to crowd around te …

Have you noticed that our planet is becoming increasingly connected? At the supermarket, you can buy food from all around the world, including olive oil from Greece, cheese from France, and coffee fr …

Delving into a seemingly dry and barren ecosystem, this fun-filled activity book closely examines the desert landscape and shows how many exciting discoveries it holds. Exploring native plants and an …

George Washington: 25 Great Projects You Can Build Yourself offers a fascinating look into the life and times of our nation’s first president. Readers ages 9 and up can explore Washington’s years as …

Why do children resemble their parents and siblings? Introducing young readers to the fascinating world of genetics, this educational resource presents the main concepts of the science, including wha …

Have you ever noticed that the physical world works in certain ways? Skateboarders use force and motion to perform tricks. If you jump up as high as you can, you»ll quickly fall back to the ground. …

Comics have a rich and varied history, beginning on the walls of caves and evolving to the sophisticated medium found on websites today. For a kid, comics can be more than entertainment. Comics can b …

Have you ever wondered what makes up everything in the world around you? Or what exactly is the difference between solids, liquids, and gases? Have you wanted to know what causes two substances to re …

Why do we walk on two legs? How do our muscles know how to work together when we dance? How does our brain work with our hands to sink a basketball? In Human Movement: How the Body Walks, Runs, Jumps …

What do you see when you look up into the sky at night? The moon, stars, maybe even a comet or asteroid? You can also see other planets!In Planetary Science: Explore New Frontiers, readers ages 12 to …

Why did the world find itself immersed in another global conflict only two decades after World War I?World War II: From the Rise of the Nazi Party to the Dropping of the Atomic Bomb introduces kids a …

More than 58, 000 American troops and military personnel died in the humid jungles and muddy rivers of Vietnam during the 20-year conflict called the Vietnam War. Why? What were they fighting for? An …

On July 20, 1969, Neil Armstrong landed gently on the lunar surface and became the first person to set foot on another world. People around the world stopped what they were doing to crowd around tele …

Have you noticed that our planet is becoming increasingly connected? At the supermarket, you can buy food from all around the world, including olive oil from Greece, cheese from France, and coffee fr …