The Invention Hunters discover how machines work (Invention Hunters 1.)
by Briggs, Korwin (Author)
Series
Summary
"When the Invention Hunters, a group of globe-trotting invention collectors, visit a construction site in their flying museum, a boy helps them by explaining how simple machines like levers, pulleys, and cranks work"-- Full description
Summary: |
"When the Invention Hunters, a group of globe-trotting invention collectors, visit a construction site in their flying museum, a boy helps them by explaining how simple machines like levers, pulleys, and cranks work"-- |
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Physical Description: |
48 unnumbered pages : color illustrations ; 23 x 29 cm. |
ISBN: |
9780316436793 0316436798 |
Author Notes: |
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