Wedges
(2019)
Nonfiction
eBook
Details
PUBLISHED
[United States] : Bellwether Media, 2019
Made available through hoopla
Made available through hoopla
DESCRIPTION
1 online resource
ISBN/ISSN
9781618915351 (electronic bk.) MWT12340397, 1618915355 (electronic bk.) 12340397
LANGUAGE
English
NOTES
Wedges were some of the first tools humans ever created! Today, these simple machines are found all around, from doorstops to our own front teeth. Diagrams and simple text explain how wedges work, while experiments allow readers test the machines for themselves. Move through the history of wedges, from hand axes to handsaws, in this fascinating title for beginning readers
Mode of access: World Wide Web