Magic Tree House #38: Monday with a Mad Genius

Description

This is a message that Jake and Annie of Frog Creek, Pennsylvania, get from Morgan Le Fay, the magical librarian of Camelot. They know they have to search for one of the forth secrets of happiness to help Merlin the magician find joy in his life again. And so they head off in the magic tree house for Florence, Italy, in the early 1500s to spend the day with one of the greatest artists and inventors of all time-Leonardo da Vinci! ISBN:9780545148825