From the treasured author of Harold and the Purple Crayon, Crockett Johnson, comes another adventure for Harold and his magical purple crayon.

One night Harold, with his trusty purple crayon, decides to go to on a voyage to Mars. He flies past planets, comets, and even the moon. But will Harold arrive safely back on earth, just in time for breakfast?

"Very zany adventures of the very resourceful Harold." --Library Journal