Traces the history of mankind's venture into outer space from the first attempts at flight to the sending of human beings to the moon.

Traces the history of the study of early man and explains what this study has revealed about his roots.

Describes the uses of the sun's energy from the time of the Greeks and Romans to the present day and discusses the potential of this source of energy in our modern world.


Introduces the horned animals, such as buffalo, sheep, cow, goat, and antelope.

1st Look Birds

by Millicent Ellis Selsam

Published 1 January 1973
Explains the basic things to look for when learning to observe and identify various kinds of birds.

Discusses the concept of atoms and evidence of their existence accumulated since the time of the ancient Greeks.