Now a seventh grader, Jason finds out the hard way just how different things are where ninth graders are the kings.

Jason and Marceline have been friends since the end of seventh grade. Now in ninth grade, Jason's starting to think that they could be more than friends, and Marceline's starting to think so, too. But does the beginning of romance mean the end of their friendship?

From the first time a person looked up at the skyand wondered "What's out there?" humans have dreamed about exploring the cosmos. In 1998, scientists from around the world worked together to build a science lab in outer space. Since then, the ISS has orbited the earth more than 120,000 times and been home to more than 200 astronauts! ISS scientists have conducted experiments on topics, including how the human body reacts to living in space and how to grow food in microgravity. Share in the joy of exploration and discovery with International Space Station. ABOUT THE SERIES: This book is part of A True Book series, Space Exploration, that includes the titles Human Missions to Outer Space, Mars Rovers, The International Space Station, and UFO's. The series features the latest NASA imagery and lively text to bring the wonder of space exploration directly to readers.

An examination of how the space was built and how it is used.

Discusses activities astronauts do while they're in space.