Dunkum's new basketball has been signed by his hero, David Robinson. Now Dunkum spends all his time playing with the ball. He's much too busy for his Cul-de-sac friends.When the ball disappears, Dunkum finds a secret code. Someone with a weird name has stolen the basketball! And he's leaving messages everywhere! Who is the mysterious Case D. Luc? And will the codes lead Dunkum to his treasured ball?Beverly Lewis is author of Mountain Bikes and Garbanzo Beans and The Six-Hour Mystery, as well as the Holly's Heart series. She has published short stories in many magazines. Beverly lives with her family and Cuddles, their cockapoo, near her favorite Colorado mountain, Pikes Peak.Barbara Birch illustrates books from her home in Colorado Springs, where she lives with her husband and daughter.