Selsam, Millicent Ellis

Examines the differences and similarities of ducks, geese, and swans.

Discusses the development of the most common food plants, and their changing uses. Includes simple directions for growing some of the plants at home.

Easy-to-read description of the reptile family which includes snakes, lizards, alligators, and crocodiles.

Text and illustrations examine the characteristics of various amphibians pointing out their similarities and differences.

An introduction to the characteristics of the major groups of vertebrates: fish, amphibians, reptiles, birds, and mammals.

Explains the cultivation and growth of twelve vegetables including onions, asparagus, cabbage, and lettuce.

Explains the effects of gravity on human beings, satellites, the sun, moon, and planets.

Describes the first six weeks of six puppies' lives as they nurse, sleep, learn to walk, eat solid food, and interact with other dogs.

An introduction in simple text and illustrations to the physical characteristics and habits of the various species of whales.

Describes the Kangaroo and other pouched animals and discusses why most of them are isolated in Australia.