Pine, Tillie S

Presents many things which the ancient Egyptians knew and did, from making bricks or irrigating crops to making paper or using ramps, tells how we do these things today, and suggests activities relating to these discoveries.

Describes simple inventions used by Eskimos to make their life comfortable; tells how these same processes are applied to develop more sophisticated or modern inventions today; and includes simple experiments to duplicate the early Eskimo technology.

Presents things which the Pilgrims knew how to do, tells how we do these things today, and gives simple experiments to demonstrate the knowledge in question. For example, tells how the Pilgrims kept food from spoiling and how it is done today, and suggests an experiment involving milk storage.

Presents things which the Pilgrims knew how to do, tells how we do these things today, and gives simple experiments to demonstrate the knowledge in question. For example, tells how the Pilgrims kept food from spoiling and how it is done today, and suggests an experiment involving milk storage.

Presents things which the Pilgrims knew how to do, tells how we do these things today, and gives simple experiments to demonstrate the knowledge in question. For example, tells how the Pilgrims kept food from spoiling and how it is done today, and suggests an experiment involving milk storage.

Presents many things which the ancient Egyptians knew and did, from making bricks or irrigating crops to making paper or using ramps, tells how we do these things today, and suggests activities relating to these discoveries.

Colorfully illustrated text reveals that African tribes of long ago knew and practiced the techniques of smelting iron, casting bronze, irrigating crops, and making and mixing paints and dyes.

Describes simple inventions used by Eskimos to make their life comfortable; tells how these same processes are applied to develop more sophisticated or modern inventions today; and includes simple experiments to duplicate the early Eskimo technology.

Presents things which the Pilgrims knew how to do, tells how we do these things today, and gives simple experiments to demonstrate the knowledge in question. For example, tells how the Pilgrims kept food from spoiling and how it is done today, and suggests an experiment involving milk storage.

Describes simple inventions used by the American Indians to make their life comfortable; tells how these same processes are applied to develop more sophisticated inventions today; and includes simple experiments to duplicate early Indian technology.