Vreau sa zbor!

Walter and Willy Go to the Petting Zoo

Bubbe & Bart's Matzoh Ball Mayhem, CL

Copacii nu sunt doar pentru pasari. O poveste despre acceptare si armonie

Trees Are Not Just for Birds

Walter and Willy and the False Note

Walter and Willy Go Fishing

Little Miss Muffet Meets the Itsy-Bitsy Spider

Prea mic sau prea mare pentru o imbratisare - Suzanne Diederen, Bonnie Grubman

Walter and Willy in Outer Space, Hardback