From the first tank in World War I to today's fearsome fighting vehicles, Mechanic Mike presents the world's most amazing military machines.

"Amazing photography accompanies engaging information about asteroids. The combination of high-interest subject matter and light text is intended for students in grades 3 through 7"--

This title takes readers through the beginnings of these celestial bodies, why we study them, and much more!

The Brainwaves are pint-sized pals that explore the world of science including the building blocks of matter, chemistry, light, electricity and the future of science.

The earliest tank was designed in the fifteenth century. Since then, tanks have developed into huge, powerful weapons. Get an up-close view of mighty tanks and artillery as you learn about a World War II gun that moved on railroad tracks, how explosive artillery shells work, and what's inside an armored tank! From ancient trebuchets and battering rams to digital technology on modern artillery, find out how tanks and artillery have changed throughout...

"Explains the technologies and capabilities of the latest generation of military vehicles. Intended for grades 3 through 7 "--Provided by publisher.

Tanks are some of the most amazing military machines in the world. Learn about the mechanisms and uses of tanks.

A book for young students about how to collaborate and share results following the scientific method.

"Describes several models of tanks used in World War I, World War II, and later, including specifications and statistics"--Provided by publisher.

Provides instructions for making seventy-five contraptions that demonstrate friction, gravity, energy, motion, and other principles of physics and explains how to think like an inventor.