Phoebe Von Bergen, the daughter of a German count, is excited to visit America for the first time while her father purchases sapphires in Helena, Montana. Little does she know, however that her father's intentions--both for her and the gemstones--are not what she thinks. Phoebe Von Bergen is excited to accompany her father when he travels from Germany to purchase sapphires in Montana. Little does she know that her father's plans--for the gemstones...

Twelve-year-old March McQuin forgot rule number one for cat burglars, which is how he and his twin sister, Jules, found themselves dangling upside down twenty feet above a stone floor at three in the morning. Their target was a set of stunning diamonds and it should have been an easy job, in and out. Except another thief got there first. March and Jules were lucky to escape with their lives, and one measly stone.

"It's a battle of the brightest as the Jewels and rivals prepare to face off at Quiz Bowl Nationals. But first the Jewels must save the last special gem, the sapphire, then track down the ultimate treasure!"--P. [4] of cover.

"No human has ever made the Crossing of Ingo - the most dangerous journey young Mer have to face. Sappphy and Conor have been chosen for this epic challenge, and the future of both Air and Ingo depends on their success. But Ervys, his followers and new recruits, the sharks, are deteremined to stop them - dead or alive ..." Back cover.