People play a variety of games involving balls on the big ball that is Earth.

"Seventeen-year-old Kiki Siregar is a fabulous gamer girl with confidence to boot. She can't help but be totally herself... except when she's online. Her secret? She plays anonymously as a guy to avoid harassment from other male players. Even her online best friend--a cinnamon roll of a teen boy who plays under the username Sourdawg--doesn't know her true identity. Which is fine, because Kiki doesn't know his real name either, and it's not like they're...

"Michael is a skilled internet gamer in a world of advanced technology. When a cyber-terrorist begins to threaten players, Michael is called upon to seek him and his secrets out"--

"Teenage hacker Emika Chen embarks on a mission to unravel a sinister plot and is forced to join forces with a shadowy organization known as the Blackcoats"--

After a chance encounter with assassin Yassen Gregorovich in the South of France, teenage spy Alex Rider investigates international pop star and philanthropist Damian Cray whose new video game venture hides sinister motives involving Air Force One, nuclear missiles, and the international drug trade.

There's a new after school club at Ironville Middle School. Ms. Peterson is starting a video game club where the students will be playing The Good War, a new game based on World War II. They are divided into two teams: Axis and Allies, and they will be simulating a war they know nothing about yet. Only one team will win. But what starts out as friendly competition, takes an unexpected turn for the worst when one player takes the game too far. Can...

"Michael and his friends, Sarah and Bryson, must stop the Mortality Doctrine and those behind it now as the fate of humanity is in the balance"--

Tom, a fourteen-year-old genius at virtual reality games, is recruited by the United States military to begin training at the Pentagon Spire as a combatant in World War III, controlling the mechanized drones that do the actual fighting off-planet.