 Some of their adventures include attempting to fly a kite, cleaning Toad's dirty house instead of postponing the chores to the next day, and finding out different reasons for isolation.Frog is taller with a green shade, and is more cheery and relaxed than Toad; Toad is shorter and stout with a brown shade, and while just as caring and friendly as Frog, is also the more serious and uptight of the duo.In 2008, three of Arnold Lobel's uncolored, unpublished "Frog and Toad" books were discovered in an estate sale.