By making believe there are no straight edges or rulers in the world, the reader learns the geometric principles of straight, parallel, and perpendicular lines.
"synopsis" may belong to another edition of this title.
Seller: Quiet Companion, Tacoma, WA, U.S.A.
Hardcover. Condition: Fine. Dust Jacket Condition: Fine. Enrico Arno (illustrator). Chartreuse boards, purple titles and pictorial. Corners sharp, binding strong, pages clean and unmarked. Dj is fine, covered with Mylar, taped to boards. Ex-lib, but very little marks or wear of any kind. Seller Inventory # 001816