Greve, Tom

Mario has to finish a school assignment or forfeit participation in the Texas high school football championship, but when he falls into a deep sinkhole, he has a lot more to worry about--especially when it fills up with snakes and the vultures start to circle overhead.

This book goes into great detail about the different layers of our Earth and how the shifting tectonic plates can cause disasters such as earthquakes and tsunamis. In depth information and great photographs reinforce the informative text.

In the cold arena all eyes rest on the goalies, and no one handles the pressure like these netminders. Learn how to be a goalie and read all about the different aspects of this position.

An introduction to snakes describing where they live, how they move, and the threats against them.

Provides information about the role of linebackers on a football team, discusses the special skills of a linebacker on the inside and on the outside, and includes photographs and brief profiles of star players in the position.

Explains what fossils are, describes the two main kinds of fossils and how they form, and discusses how fossils are discovered and what they reveal about the history of life on Earth.

Clear text, photographs, and graphics provide an introduction to topics related to plate tectonics and natural disasters.

Clear text, photographs, and graphics describe the work of the National Aeronautics and Space Administration (NASA).

Clear text, photographs, and graphics provide an introduction to topics related to plate tectonics and natural disasters.

A brief introduction to urban art that defines what it is and discusses significant individuals.