"Twelve-year-old Will Wilder is back to protect the town of Perilous Falls from another ancient evil--the fearsome demon, Amon"-- When the storied Staff of Moses responsible for summoning the plagues of ancient Egypt vanishes from the museum in Perilous Falls, Will Wilder is suspect number one. As the river runs with blood, sharp-toothed frogs surround his home, and clouds of swarming gnats choke the streets, Will must rely on his supernatural ability,...