The Apple Orchard Riddle (Mr. Tiffin's Classroom Series)

Margaret McNamara is the author of five other titles about Mr. Tiffin’s class including How Many Seeds in a Pumpkin?, which was awarded the Oppenheimer Toy Portfolio Best Book Gold Award, and The Dinosaur Expert, which received three starred reviews. She is also the author of countless other picture books, including Vote for Our Future, which Kirkus Reviews called “essential” in a starred review. Ms. McNamara lives in New York City.

G. Brian Karas is the prolific, versatile, and award-winning illustrator of many books for children, including the beloved Mr. Tiffin’s Class series, A Hat for Mrs. Goldman by Michelle Edwards, which received three starred reviews, Lemonade in Winter by Emily Jenkins, Are You Going to Be Good? by Cari Best, a New York Times Best Illustrated Book, and Home on the Bayou, a Boston Globe-Horn Book Honor Book. He lives in the Hudson Valley of New York.