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Turning Point Inventions Clock (Turning Point Inventions)
Turning Point Inventions Clock - Turning Point Inventions
Author:
Today, surrounded as we are by clocks and watches, it is hard to imagine life without an exact method of timekeeping. Until the mechanical clock was invented and improved, people had a less precise sense of the passage of time, based largely on the movement of the sun across the sky and measured with sundials, sandglasses, and other simple devic... more »
Author:
Today, surrounded as we are by clocks and watches, it is hard to imagine life without an exact method of timekeeping. Until the mechanical clock was invented and improved, people had a less precise sense of the passage of time, based largely on the movement of the sun across the sky and measured with sundials, sandglasses, and other simple devic... more »
ISBN-13: 9780689828140
ISBN-10: 0689828144
Publication Date: 5/1/2000
Pages: 80
Reading Level: Ages 9-12
Rating: ?
ISBN-10: 0689828144
Publication Date: 5/1/2000
Pages: 80
Reading Level: Ages 9-12
Rating: ?
0 stars, based on 0 rating
Genres:
- Children's Books >> Baby-3 >> Basic Concepts >> Time
- Children's Books >> Ages 9-12 >> General
- Children's Books >> Science, Nature & How It Works >> How Things Work
- Children's Books >> Series >> Math & Science >> Turning Point Inventions
- Science & Math >> Technology >> History of Technology
