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Set of two rare 1982 “Shady Math” books (Parts 5 & 6) by Joseph Cech, published by Gamco Industries, Inc. (Big Spring, TX). Vintage workbooks featuring self-checking math activities where students shade areas to uncover hidden pictures, reinforcing basic operations. Both books are clean and unmarked inside, with wear limited to the covers and edges. One book even has the owner’s name crossed out delicately. An incredible find for collectors, vintage educators, or nostalgic learners. See all photos for details.
| Category | Books > Reference Books > Educational & Instructional Books |
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