The Flying Frog and the Kidnappers

This is the 4th book in “The Flying Frog" series.  You probably already know Quack the frog, and its special relationship with the Kids of the Rimon Family.  With the help of his friends, Quack is a flying frog! This unique ability helps him solve crimes together with the family kids.  However, what happens when the kids are in trouble and Need his help?  Will he be able to save them?  Read the book and find out!