Books
2 results found| Title | Authors | Description | OpenBook ID | |
|---|---|---|---|---|
|
Big road machines. | Caterpillar | Demonstrates how the asphalt drum compactor, paver, motor grader, and other Caterpillar machines work together to build and repair roads. | OL15134310W |
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Manjhi moves a mountain | Nancy Churnin | For twenty years, Dashrath Manjhi used a hammer and chisel to carve a path through the mountain to allow his poor village access to the nearby village with schools, markets, and a hospital. | OL19719397W |