In Good condition - hardcover 
 
Your Child will take part in a learning adventure as a young boy named Jethro travels through as series of magical lands.  Along the way, Jethro encounters a number of problems that the reader is invited to solve.  Each challenge is designed to encourage your child's flexiable-thinking skills by showing that not all problems have a singel solution, and hat there is often more than one way to arrive at a correct answer.