The world's greatest inventors share the secrets of their inventions. • Follow the inventing process step by step. • Read about the races to invent the lightbulb, telephone, and airplane.… More →

Discover the most amazing places on the planet! Find out… • which volcano erupts more than any other; • where the coldest place on Earth is; • which lake is up so high, it's in the… More →

Take a trip to outer space! Watch out for: • huge yellow clouds filled with acid; • solar gas explosions; • giant flying snowballs made of ice. Join these astronauts on a daring and… More →

Become an ancient Greek sports legend. • Be treated like a god. • Get free meals for life. • Learn how to be the ultimate fighting champion! You could have what it takes to be the… More →