Book 45
Merlin Missions Book 17
 
Written by Mary Pope Osbourn
 
Merlin’s beloved penguin, Penny, has been put under a spell! To save her, Jack and Annie must find a rare and precious emerald. When the magic tree house whisks them back to India over four hundred years ago to search for the jewel, they discover an amazing and exotic world filled with great danger.
 
Paperback