کتاب از سیمان تا پل

 
Robin Nelson, "From Cement to Bridge"
 Publisher: Lerner Publications | 2004-02| PDF | 24 pages | 1.3 MB


Reading level: Ages 4-8


Table of Contents
The cement is mixed . . . . . 4
Workers prepare the land. . . 6
Workers make forms . . . . . 8
Workers build the ends. . . 10
Workers build the legs . . . 12
A machine lays beams . . . 14
Workers place bars . . . . . 16
Workers make the bridge’s deck . . . . . . . . 18
Workers add fences and lights . . . . . . . . . . . 20
Cars drive across the bridge . . . . . . . . . . . 22
Glossary. . . . . . . . . . . . . . . . . 24
Index . . . . . . . . . . . . . . . . . . . 24


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