Mice share more than 95 percent of their genes with humans. Researchers have used mice to study leukemia, improving the cancer survival rate in the United States. Find out more in Pros and Cons of Animal Testing, a title in the Open for Debate series.

While video games were traditionally for entertainment only, they are now becoming a teaching tool in the classroom. They can help to develop a person's focus and concentration. Find out more in Pros and Cons of Playing Video Games, a title in the Open for Debate series.

In the 1900s, nearly 300 million people died from the smallpox disease. By 1980, after millions of people received the smallpox vaccine, smallpox had disappeared from the world. Find out more in Pros and Cons of Vaccines, a title in the Open for Debate series. These books explore some of the most highly debated