The Invention Hunters Discover How Machines Work!
New York ; Boston : Little, Brown and Company, 2019.
Format: Book
Edition: First edition.
Description: 1 volume (unpaged) : color illustrations ; 23 x 29 cm.
"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"-- Provided by publisher.
Series: Briggs, Korwin. Invention Hunters ; 1.
ISBN:
9780316436793 (hardcover)