Subject(s): United States Postal Service -- Juvenile literature. | United States Postal Service. | Postal service -- United States -- Juvenile literature. | Handicraft for children -- Juvenile literature. | Textile crafts -- Juvenile literature. | Paper work -- Juvenile literature. | Refuse as art material -- Juvenile literature. | Creative ability -- Juvenile literature. | Do-it-yourself work -- Juvenile literature. | Creative ability. | Do-it-yourself work. | Handicraft for children. | Paper work. | Postal service. | Refuse as art material. | Textile crafts. | United States. | Juvenile works. | Picture books. | Picture books.