Rebecca Olien

"Explains the stages of the water cycle and how the water cycle impacts the earth's water supply"--

"A description of the Earth's water sources, salt water, and freshwater"--

"Discusses the history, function, and workings of police vehicles"--Provided by publisher.

In graphic novel format, text and illustrations explain how fossils teach us about the dinosaurs.

"Explains the sense of taste and how the tongue works as a sense organ"--Provided by publisher.

"Explains the sense of smell and how the nose work as sense organs"--Provided by publisher.

"Learn about the job of the endocrine system, problems that may arise, and how to keep the body system healthy"--Provided by publisher.

"Explains the sense of sight and how the eyes work as sense organs"--Provided by publisher.