Iran's senior leadership and government officials claim to be pursuing a legitimate, civilian nuclear energy program. However, many believe Iran is also operating a secret program to develop nuclear weapons. What is the truth? This book takes an evenhanded approach to looking more closely at the Iranian nuclear energy program and its global implications.

Hidden by the clouds and fog of the central highlands of Papua province, Indonesia, is Carstensz Pyramid. Also called Puncak Jaya, it is one of the highest peaks in the world. Learn more in Carstensz Pyramid, one of the titles in the Seven Summits series.

Joe, Kevin, and Nick Jonas are arguably the 21st century's biggest pop sensations. Starting from humble beginnings, the Jonas Brothers have risen to pop stardom, selling millions of albums in the process. These young men may have records at the top of the charts, but they've never lost touch with their roots-and their traditional values. Adored by fans and lauded by critics, they've performed on Broadway, television, starred in their own 3D concert...

Readers will learn what it takes to succeed as a forensic science investigator. The book also explains the necessary educational steps, useful character traits, potential hazards, and daily job tasks related to this career. Sidebars include thought-provoking trivia. Questions in the backmatter ask for text-dependent analysis. Photos, a glossary, and additional resources are included.

Located in the western United States, Yellowstone is the country's oldest national park. It is also one of the nation's most popular tourist destinations. Find out more in Yellowstone, one of the titles in the National Parks series.

All the things governments do at all levels - national, state, and local - are highlighted.

The importance of the democratic election system is highlighted and people are encouraged to vote.

For people with a huge sense of adventure, skydiving is the perfect sport, but for those who want to kick it up a notch, there's skysurfing. Readers will discover how this high-action sport got its start and learn what they need to know before they give it a try. Well-known skysurfers are also presented.

Many kinds of workers are needed to care for all of the different animals living at a zoo. Readers will learn about the jobs done by people working behind the scenes to make sure that zoo animals stay healthy and visitors enjoy their days at the zoo.

Introduces facts about poison dart frogs, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.