Rogers, Kate

Covers notable scientists from 1600 to 1800.

Covers notable scientists from1920 to 1960.

Covers notable scientists from 1860 to 1920.

Covers notable scientists from Ancient Greece to 1600.

Covers notable scientists from 1960 to 2000.

Covers notable scientists from 1800 to 1860.

Who was the Zodiac Killer who terrorized residents of California during the 1960s and 1970s? The answer is still unknown. Readers take an in-depth look at the investigation that continues to fascinate Americans, discovering the details of the crimes and the search for the person who committed them. Additional information is presented through engaging sidebars and eye-catching fact boxes. Historical and contemporary photographs, including primary source images, help readers place themselves in the middle of one of the most famous unsolved mysteries in American history.

Simple text and color photographs describe the basics of a police officers job.

"Gun control is a popular topic of debate on news programs and online, but these debates are sensationalized and often do not fully explain the issue and the points of view of people on both sides of it. Readers are given a clearer picture of what gun control means and why people support and oppose it through fact-filled text and relevant, full-color photographs. Fact boxes and graphic organizers supply readers with additional details to help them develop their own informed opinion on this topic and understand those whose opinion differs from theirs"--Provided by the publisher.