What is a simple machine?, [contracted braille] / Series: The What is it series Published by : American Printing House for the Blind, (Louisville, Ky. :) Physical details: 1 v. of contracted braille. Year: 1969 List(s) this item appears in: Grade 2 Science | Grade 5 Science | Grade 4 Science
|Item type||Current library||Collection||Call number||Copy number||Status||Notes||Date due||Barcode|
|Contracted Braille||W. Ross Macdonald School Library General Stacks||Non-fiction||531.8 DAR (Browse shelf (Opens below))||Copy: 1 Vol: 1(1)||Available||Tactile illustrations.||2012-1867|
Describes simple machines--the wedge, screw, wheel, inclined planes, pulley, and lever, and shows how they work.
Transcribed from: Chicago : Benefic Press, 1961.