Title: Caillou envia una carta
Description: When his mother complains that all she gets in the mail are bills, Caillou decides to send her a letter to cheer her up.
Subjects: Mothers and sons, Juvenile literature, Spanish language materials, Postal service, Fiction, Letter writing, Ficcion juvenil, Madres e hijos, Juvenile fiction, Caillou (Fictitious character), Caillou (Personaje ficticio), Correo, Ficción juvenil