From Cement to Bridge

Robin Nelson

ဩ ၂၀၀၄ · Lerner Publications

ဤ E-စာအုပ်အကြောင်း

How is a bridge built? Cement is mixed with water and rocks to make concrete. The concrete is poured into holes and into blocks that are stacked to make a bridge. Once fences and lights are added to the bridge, cars can drive across it.

စာရေးသူအကြောင်း

Robin Nelson's careers have always kept her surrounded by books—as an elementary teacher, working at a publishing company, and now working as a school library media specialist. But her favorite job is writing books for kids. She has written many nonfiction books for children. She lives with her family in Minneapolis.