Bruce Coville 
Goblins on the Prowl [EPUB ebook] 

The stone toad is back! From the author of Diary of a Mad Brownie, this follow-up to the bestselling Goblins in the Castle blends laugh-out-loud humor with fantasy and edge-of-your-seat adventure.In the year since William and Fauna freed the goblins from imprisonment in Toad-in-a-Cage Castle, peace has reigned over both the human and goblin kingdoms. Then one cold night William receives a strange book from an unknown visitor, a book that leads him and Fauna to the mysterious stone toad that sits in the castles Great Hall. When an accidental spell brings the stone creature to life, the giant toad hops awaywith William between its jaws! Fauna is no match for a ten-foot-tall frog made of rock, but she has magicand a good amount of griton her side. Determined to save her friend, Fauna ventures forth on a journey through dangerous lands filled with fearsome giants, talking bears, and packs of rogue goblins. And in order to save William and reveal the mystery behind the stone toad, Fauna might have to divulge a secret that could turn her friends against her forever.