Osborne, Mary Pope <br/><br/>
Magic tree house Merlin missions :  summer of the sea serpent / 
Mary Pope Osborne 
 - New York  Random House  2004 
 - 110 p. 
<br/><br/> The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!<br/><br/>Jack and Annie are off on another mythical mission at the request of Merlin the magician. Luckily, they have a young sorcerer, Teddy, to help them. From underwater caves to a Spider Queen, from mystical selkies to a magical sword, this is a Magic Tree House adventure kids won’t want to miss!<br/><br/>Formerly numbered as Magic Tree House #31, the title of this book is now Magic Tree House Merlin Mission #3: Summer of the Sea Serpent.<br/><br/>Did you know that there’s a Magic Tree House book for every kid? 
<br/><br/><label>ISBN: </label>9780375864919 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Young Learners<br/>Time travel<br/>Magic<br/>Selkies<br/>Brothers and sisters<br/>Swords<br/>Tree houses<br/>Annie (Fictitious character from Osborne)
<br/><br/><label>Dewey Class. No.: </label>Fiction OSB-M