Tracy Sue Walker

"Stretching from eastern Europe to northern Asia, Russia is the world's largest country. Discover Russia's landscape, economy, and people. Then learn about its history and look to the country's future." --

The United Kingdom is a world power. Made up of England, Scotland, Wales, and Northern Ireland, the UK covers about 94,000 square miles. Learn about key leaders from the monarchs that ruled to modern prime ministers. Then discover the UK's branches of government and important parts of the country's economy. Discover challenges the UK faces and look to the nation's future.

"An elephant lost one of its front legs and had trouble getting around. Scientists got to work and through trial and error built the elephant a bionic limb. Discover how science is helping injured animals"--

Raised to play hockey from a young age, Wayne Gretzky made news as a child prodigy. It wasn’t long before he made it to the National Hockey League. As captain, he led his team to win four Stanley Cups. Learn more about Wayne Gretzky’s career and how he became the greatest hockey player of all time.

Jesse Owens was one of the greatest athletes in track-and-field history. Follow his life from running on Alabama roads with his father to winning gold in the 1936 Olympic Games.

Earth's climate is changing, but many people are working hard and coming up with solutions to fight the climate crisis. From the first Earth Day to Fridays for Future, learn about the rise of climate change activism. Then discover some of the people who are leading activists, such as Xiuhtezcatl Martinez, Vandana Shiva, and Rhiana Gunn-Wright.

With the fourth-largest economy in the world, Germany is known for its car manufacturing and engineering. Learn more about Germany from its founding to modern leaders. Discover the Holocaust and how the country honors the victims. Then uncover Germanys challenges from climate change to conflicts in Europe. As one of Europes largest and most powerful countries, Germany is an important global superpower.

The United States is a global superpower. With fifty states and sixteen territories, the US is the worlds fourth largest country. More than 331 million people call the US home. Learn more about the US from its first peoples to its presidents. Discover the nations three branches of government. Then uncover the USs challenges from climate change to becoming a fairer country. The USs decisions on these topics will impact the rest of the world.