Meg Marquardt

People who lose limbs now have incredible options to help them walk and do other everyday activities. Read this book to learn how engineers are creating bionic limbs to help patients.

Fossil-fuel cars emit poisonous gases, but the only thing that comes from the tailpipe of a car powered by a hydrogen fuel cell is water. Hydrogen Fuel Cells shows how these fuel cells work, how they came to be, and how they are coming into wider use. Easy-to-read text, vivid images, and helpful back matter give readers a clear look at this subject. Features include a table of contents, infographics, a glossary, additional resources, and an index. Aligned to Common Core Standards and correlated to state standards. Core Library is an imprint of Abdo Publishing, a division of ABDO.

This book discusses the science behind nuclear plant explosions. The chapters explain case studies of plant explosions, analyze the causes and effects, and explore how to prevent these disasters. Diagrams, charts, and photos provide opportunities to evaluate and understand the scientific concepts involved.