"Emma Lilian Todd's mind was always soaring--she loved to solve problems. Lilian tinkered and fiddled with all sorts of objects, turning dreams into useful inventions. As a child, she took apart and reassembled clocks to figure out how they worked. As an adult, typing up patents at the U.S. Patent Office, Lilian built the inventions in her mind, including many designs for flying machines. However, they all seemed too impractical. Lilian knew she could...

"This moving biography powerfully parallels the kindling of Cecilia Payne's own curiosity and her scientific career with the process of a star's birth, from mere possibility in an expanse of space to an eventual, breathtaking explosion of light"--

"A photo-illustrated book for elementary readers about robots used by the military. Describes drones in the air and sea, robots used for bomb-detection and spying, and how robotic technology helps keep soldiers safe. Explains the history of robotics on the battlefield and the future of fighting robots. Includes Q & A feature, glossary, index, and further resources"--

"A photo-illustrated book for elementary readers about robots in space. Describes why robots are suited for the risks of space, the data they collect, and what we have learned. Describes the history of robots in space, some missions on Mars and comets, and the future applications of robotic space technology. Includes Q & A feature, glossary, index, and further resources"--

"This photo-illustrated book describes the life of an FBI officer, including their work capturing terrorists, enforcing federal laws, and investigating crimes. Describes real-life cases and what it takes to get a job in the Federal Bureau of Investigation"--

"This photo-illustrated book for elementary readers describes animals with amazing speed, strength, and senses. Explains how these adaptations benefit them as defenses against predators or as ways to find and capture prey"--

Explains how to choose, design, carry out, and present the results of a science project.