Submitted by khenkes on Wed, 11/24/2021 - 14:36
Illustrations and simple text describe prehistoric man and explain how scientists found bones and tools at Olduvai Gorge in Africa which help them understand the evolution of man.
Submitted by khenkes on Wed, 11/24/2021 - 14:36
Traces the evolution of the horse, from the early short legged relatives of eohippus through other prehistoric species to the modern horse.
Submitted by khenkes on Wed, 11/24/2021 - 14:36
Illustrations and simple text describe prehistoric man and explain how scientists found bones and tools at Olduvai Gorge in Africa which help them understand the evolution of man.
Describes the process of reproduction in various species of animals, including human beings, and the relationship of each with its young.
Submitted by khenkes on Tue, 01/28/2020 - 07:56
Discusses how fossils are formed and suggests places the amateur hunter can look for "formerly-live" stones today.
Submitted by khenkes on Tue, 01/28/2020 - 07:56
A brief study of the theories behind earthquakes and volcanic eruptions.
Submitted by khenkes on Tue, 01/28/2020 - 07:56
Discusses how the great ice ages began and ended, and what happened to men and animals during and between them.
Submitted by khenkes on Tue, 01/28/2020 - 07:56
Describes the influence of the Ice Age upon bird migration.
Submitted by khenkes on Tue, 01/28/2020 - 07:56
Discusses how fossils are formed and suggests places the amateur hunter can look for "formerly-live" stones today.
Submitted by khenkes on Fri, 01/24/2020 - 14:22
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