Construction work in cardboard and paper for grades I to IV, without the use of tools; with a course in woodwork for the fifth grade . ao 11 xz CARDBOARD WORK. 57 CARDBOARD CONSTRUCTION WORK. The cube is the foundation of geometry and the base ofthis method. Materials.—Figs, i to 12, Nos. 17, 18, 19, 20. Place one card over the other in the form of a cross, asshown in Fig. 1, and fold over the overlapping borders ofthe four sides. Continue this until each one of the cardsis as represented in Figs. 2 and 3. Place one of the cardsflat on the desk or table, as in Fig. 4; then take two ofthe cards
Construction work in cardboard and paper for grades I to IV, without the use of tools; with a course in woodwork for the fifth grade . ao 11 xz CARDBOARD WORK. 57 CARDBOARD CONSTRUCTION WORK. The cube is the foundation of geometry and the base ofthis method. Materials.—Figs, i to 12, Nos. 17, 18, 19, 20. Place one card over the other in the form of a cross, asshown in Fig. 1, and fold over the overlapping borders ofthe four sides. Continue this until each one of the cardsis as represented in Figs. 2 and 3. Place one of the cardsflat on the desk or table, as in Fig. 4; then take two ofthe cards already folded and place them as shown inFig. 5. When this has been done, place two cards onthe other two sides so that they will bind those alreadyplaced. Slip another card under the two overlappingedges of the upper face; this will form the key of thecube, and will help to bind it together. The cube willthen appear as represented in Fig. 6. In order that the cube may present a better appearanceand lend itself to numerous combinations, take the othersix cards which you have already folded, and slip themunder the overlapping
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