Osborne, Mary Pope <br/><br/>
Monday with a mad genius 
/ by Mary Pope Osborne ; illustrated by Sal Murdocca 
 - First edition 
 - 110 pages :  illustrations 
 - Magic tree house,  38 .
<br/><br/> "A Merlin mission" 
<br/><br/> Jack and Annie travel 500 years back in time to Florence, Italy, and spend a day helping Leonardo da Vinci in the hope of learning another secret of happiness. 
<br/><br/><label>ISBN: </label>9780375837296 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time travel--Juvenile fiction
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Fantasy fiction
<br/><br/><label>Dewey Class. No.: </label>Fic