. Map modeling in geography : including the use of sand, clay putty, paper pulp, plaster of Paris, and other materials : also chalk modeling in its adaptation to purposes of illustration. ==iai Fig. 2, eral use is about 16 inches wide and 20 inches long. A strip ofwood about one inch wide should be nailed around the edp:es inorder to hold the sand in place (see Fig. 3).. Fig. 3. Modeling-pans, somewhat smaller than the modeling-boards,are in use in some schools. The important point to be observedis to individualize the work wherever it is possible so to do. 14 Map Modeling in Geography. The sa
. Map modeling in geography : including the use of sand, clay putty, paper pulp, plaster of Paris, and other materials : also chalk modeling in its adaptation to purposes of illustration. ==iai Fig. 2, eral use is about 16 inches wide and 20 inches long. A strip ofwood about one inch wide should be nailed around the edp:es inorder to hold the sand in place (see Fig. 3).. Fig. 3. Modeling-pans, somewhat smaller than the modeling-boards,are in use in some schools. The important point to be observedis to individualize the work wherever it is possible so to do. 14 Map Modeling in Geography. The sand used should be either the molding-sand used in thefoundry, or clean sharp sand from the lake or river. It shouldbe kept in a convenient box, and moistened occasionally. Donot attempt to stir or mix the sand, but pour over it a smallquantity of Avater a few hours before the material is wanted foruse. The water will soak evenly into the mass, and the sandwill remain in position when placed upon the board in the modelof the hill or continent. Some teachers prefer to use dry white sand, meal, salt, andother materials. These substances may be used in place of themoist sand without any considerable changes in the mode ofusing. Pebbles from the brook or beach, fragments of minerals,and many other materials will be suggested by the child. To himthe world itself is one
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Keywords: ., bookcentury1800, bookdecade1890, bookidmapmodelingi, bookyear1894
