Colorado Parks & Wildlife Research Library

The struggle of three brothers to stay together after their parent's death and their quest for identity among the conflicting values of their adolescent society. When it was first published in 1967, The Outsiders defied convention with its immediate, deeply sympathetic portrayal of Ponyboy and his struggle to find a place for himself in a difficult world. Thirty years later, it speaks to teenagers as powerfully as ever. Puffin is proud to publish...

"World War II, October 21, 1942. A B-17 bomber drones high over the Pacific Ocean, sending a desperate SOS into the air. The crew is carrying America's greatest living war hero on a secret mission deep into the battle zone. But the plane is lost, burning through its final gallons of fuel. At 1:30 p.m., there is only one choice left: an emergency landing at sea. If the crew survives the impact, they will be left stranded without food or water hundreds...

For students who are intimidated by all forms of math, here is a set of easy steps that lead to an understanding of elementary algebra. The author defines all terms, points out potential pitfalls in algebraic calculation, and makes problem solving a fun activity. New in this edition are painless approaches to understanding and graphing linear equations, solving systems of linear inequalities, and graphing quadratic equations. Barron's popular Painless...

This bestselling classic explains the many changes girls experience when reaching puberty. New sections cover the female athletic syndrome and Internet resources. Discusses the changes that take place in a girl's body during puberty. Includes information on the body's changing size and shape, pubic hair, breasts, the reproductive organs, the menstrual cycle, and puberty in boys.

Cold cases are about to get hot. Don’t miss this exhilarating crime thriller—perfect for fans of Criminal Minds and A Good Girl’s Guide to Murder—from Jennifer Lynn Barnes, the #1 New York Times bestselling author of The Inheritance Games. 
Seventeen-year-old Cassie is a natural at reading people. Piecing together the tiniest details, she can...

During the summer of her divorced father's remarriage and her sister's wedding, fifteen-year-old Haven comes into her own by letting go of the myths of the past.

"Malala Yousafzai introduces some of the people behind the statistics and news stories we read or hear every day about the millions of people displaced worldwide. Malala's experiences visiting refugee camps caused her to reconsider her own displacement-- first as an Internally Displaced Person when she was a young child in Pakistan, and then as an international activist who could travel anywhere in the world except to the home she loved. In We Are...

A masterpiece of science reporting that tracks the animal origins of emerging human diseases.

The author details his immersion in a world of hardcore drugs, revealing the mental and physical depths of addiction, and the violent relapse one summer in California that forever changed his life, leading him down the road to recovery.

"The true story of a group of boy resistance fighters in Denmark after the Nazi invasion"-- "At the outset of World War II, Denmark did not resist German occupation. Deeply ashamed of his nation's leaders, fifteen-year-old Knud Pedersen resolved with his brother and a handful of schoolmates to take action against the Nazis if the adults would not. Naming their secret club after the fiery British leader, the young patriots in the Churchill Club committed...