Mathematical construction, informal number work for busy hands; grades one and two (1911)
Laffin, Nora Louise, 1878- · Chicago, A. Flanagan Company · leaf 77
ar the top.mat is now divided into 10 half-inch strips and readywoven. To make the strips divide the7x5 paper into 7 one-inch strips,using single unit rulers to makepoints on the long edges, and drawlines connecting them. Divide each of these by free-handcutting into 2 equal parts length-wise.… … LESSON III Blotter Material for mat, 2 sheets of paper 7x3, contrastingcolors. Rulers: 654321. Make the vertical dotted lines in Fig.1 with these rulers, using the 6-inch rulerfirst to make the line nearest the right;then the 5-inch ruler to make the nextline to the left of that one, etc. f,s.i…
Manual training · Paper work
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