(4) YA Barbara Guth Worlds of Wonder Science series. After a quick history of the sport, Taylor dives into the complex math, physics, biomechanics, and biochemistry of soccer. Dry, textbooklike chapters explore what happens when a foot or head makes contact with the ball; why a modern soccer ball bounces, spins, and curves; and how the human body moves--and has the energy to do so. Experiments are included. Bib., glos., ind.

Reviewer: Tanya D. Auger

(3) YA Barbara Guth Worlds of Wonder Science series. In this textbooklike volume, the authors break down cell phones into their component parts to provide detailed, informative explorations of what they're made of (plastic, semiconductors, and batteries) and how they work. Additional text boxes explore the basic underlying concepts and history of the many sciences represented. Helpful illustrations are critical to understanding the explanations. Websites. Glos., ind.

Reviewer: Danielle J. Ford

(4) YA Barbara Guth Worlds of Wonder Science series. This book on scientific exploration and dendroclimatology (studying tree rings to determine past climates) introduces information about scientists past and present. The varied chapters cover topics ranging from John Wesley Powell to El Niño and how they relate to the science of tree rings. Experiments for young scientists are also included. The textbooklike design incorporates many sidebars, photographs, and diagrams. Reading list, websites. Glos., ind.

Reviewer: Pearl Higgins