Greg Roza

Inside this guidebook to the muscular system, readers will learn about the different kinds of muscles and how they function. From your eyes to your toes, muscles help you get things done every day. They help you grab, lift, push, pull, swing, and twist. The muscular system is made up of three different kinds of muscles. Many muscles move by thinking about the movement. Others work constantly without us thinking about them, and these muscles help keep...

Stories have been a part of our lives since birth. Many parents were reading and recounting stories and tales to us before we could talk. This instructive volume explains what constitutes a work of fiction as well as why it's written in the first place, and highlights important terminology, such as conflict. Key examples feature famous fiction authors and their work, comparing and contrasting their styles, and highlighting some of the prominent features...

Describes Pluto, which was officially designated a dwarf planet in 2006.

Presents general information about the planet Neptune, including its place in the solar system, what it is made of, and its moons.

Explains the characteristics of titanium, where it is found, how it is mined, and some of its uses, including ship hulls, durable tools, and pigments.