Text and numerous detailed illustrations introduce and explain the scientific principles and workings of hundreds of machines.

The twelve scientists who are profiled here are women from all sorts of backgrounds who are currently rocking science, technology, engineering, and mathematics. Each of them has a different story to tell about how she got to where she is today, but the one thing they have in common is that they are truly wonder women of science. Around the world there are many more women doing incredible work and breaking new ground in STEM fields--not to mention...

Photographs and text explore such inventions as the wheel, gears, levers, clocks, telephones, and rocket engines.

Introduces the concept of texture and how it can be determined through touch, and identifies objects with different types of textures, including fluffy slippers, sticky jam, and spiky cacti.

"The ties that bind a family together can be complicated. People define family using genetics, legal commitments, physical and emotional connections, a combination of these, or something else entirely. A person's family can expand, contract, and adapt over time. One of the most common changes in a family involves adding children. But exactly how those children become part of a family can be a journey full of twists and turns. 'Roads to Family: All...

"People use creative or inventive thinking to adapt the natural world to help them meet their needs or wants. All people use tools and technology in their life and jobs to solve problems. Space Cat and her pal Dog help readers understand simple and complex tools we all use every day."--

"Clearly explained engineering concepts and fun, simple projects give kids ages 7-9 the chance to put their STEAM knowledge to the test! Teach kids to think like an engineer! The engaging projects in this book will encourage kids to investigate using items from around the house. Build a robot arm out of rulers; learn about jet propulsion with balloons; crush toilet-paper rolls to explore materials; and much more. Read about how engineers use STEAM...

"The invasion begins at night, with German cruisers slipping into harbor, and soon the Nazis occupy all of Norway... At Vemork, an industrial fortress high above a dizzying gorge, they gain access to an essential ingredient for the weapon that could end World War II: Hitler's very own nuclear bomb. When the Allies discover the plans for the bomb, they agree Vemork must be destroyed. But after a British operation fails to stop the Nazis deadly designs,...

With simple text, graphics, and hands-on activities, this book teaches readers about the ways coding is used in the complex inner workings of common items such as traffic lights and smoke detectors.

"Using innovative designs and technology such as 3-D printing, humans are helping animals in need. Discover the amazing true stories of five animals that have survived thanks to their prosthetic body parts"--