Tennyson, the false prophet of the Outsider cult, has escaped and Halt is determined to stop him before he crosses the border into Araluen, but Genovesan assassins put Will and Halt's extraordinary archery skills to the test.

"Andy and Terry live in a 117-story treehouse. (It used to be a 104-story treehouse, but it just keeps growing!) It now has a pajama-party room, a water-ski park filled with flesh-eating piranhas, an Underpants Museum, a giant-fighting-robot arena, and the Door of Doom (don't open it or you'll be COMPLETELY and UTTERLY DOOMED!). For as long as Andy and Terry have been writing books together, Andy has always been the narrator and Terry has always...

When the former Baron Morgarath escaped to avoid punishment for treason, an uneasy peace fell on Araluen. But Morgarath, now in hiding, is already planning his next move, recruiting an army of savage, overpowering beasts known as Wargals. Newly crowned King Duncan knows he must assemble his troops for battle.

One man holds the key to freeing Aidan and Meg Falconer's parents from prison, a mysterious figure named Frank Lindenauer. Aidan and Meg must cross the country to try to catch him even as the FBI tries to catch them first. In California, Aidan and Meg fall in with a crowd that already has its share of trouble going on. They want to believe they've found friends who will help them out. But if they're not careful, these "friends" will sell them out...

Twelve-year-old Ben, who aspires to be a police officer, struggles to do the right thing when his parents suddenly take him and his little sister "on vacation, " and he learns they took a large amount of money that was mistakenly deposited in their bank account.

"Trapped with a train bearing down on him, Cal's chances of survival look grim. The cops and criminal gangs are unrelenting--they want him behind bars...or dead. The stakes are getting higher, but all the slues to the Ormond Singularity just lead to more puzzles, and more danger. Thwarted at every turn, it seems Cal has no hope of finding the answers. Is there anyone he can trust? The clock is ticking. Any second could be his last"--Publisher.