Backhoes
Bolte, Mari![Backhoes](https://support.digitalhusky.com/media/annotations/sorted/446/44666898/CHSBZCOP0344666898.jpg)
An early elementary-level STEM introduction to the backhoe, covering how the construction vehicle looks and works. Includes a glossary, further resources, and a labeled image guide to the digging machine's major parts"--
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