"Read about what is spring, why do we have seasons, when does spring begin and what do animals and people do in spring"--Provided by publisher

"Read about when it is winter in North America, why winter weather is cold, where animals go in the winter and what people do in the winter"--Provided by publisher

A perfect biography for young readers, and a very inspiring story. Vivien Thomas worked hard to make a new way to help babies' hearts. Readers will learn about his life and the surgery he invented, and make their own stethoscope, too.

Most people can't imagine a car without windshield wipers. How would you possibly see during a snow storm or downpour? But there was a time when drivers had to wipe the windshield themselves to clear it of snow and rain. And boy did they get wet. Readers find out how Mary Anderson's smart thinking helped her get a patent for the Windshield Cleaning Device.

Many young people are tempted to take steroids because they believe they will become better athletes or be more attractive. This book explains why this is a dangerous belief. Author Sara L. Latta discusses steroids and performance-enhancing drugs, explaining their history, effect on the body, reasons for use, laws that control their use, and their use by amateur and professional athletes.

They build cars and computers and carry heavy boxes throughout warehouses. They even make pizzas. They are quick and accurate, and they can work 24/7 without tiring. They are industrial robots. Engaging text, fascinating facts, and full-color images tell the story of how factories and warehouses use robots. A "Words to Know" feature helps young readers master new vocabulary. This book includes a fun group activity in which students role-play as robots...

Mining can be a dirty and dangerous business. Some mines are difficult, if not impossible, for humans to reach. Enter our ever-evolving world of robotics. They help clean up mining disasters, drill into the ocean floor, and more. Young readers will "dig" the informational text, intriguing facts, and full-color images. A "Words to Know" feature helps students master new vocabulary. Mining Robots includes an activity that shows readers how to make their...

To a trained forensic scientist, blood spatter at a crime scene tells a clear story about what happened. The DNA in the blood can narrow down a list of suspects, clearing the innocent or helping send the guilty to prison. Readers will discover how blood spatter analysis and DNA fingerprinting began, how they are used now, and how they have solved decades-old mysteries.

If a trip to an active volcano is your idea of a dream adventure, then perhaps a career in volcanology is for you! Through case studies, photographs, interviews, and facts, you'll discover what it means to be a volcanologist, why we need them, and how you can become one too.