Manual training--play problems; constructive work for boys and girls based on the play interest (1917)
Marten, William Samuel, 1877- · New York, The Macmillan company · leaf 129
r or prism made of a heavy strongpaper into which, before it is sealed, are put some small hard particlessuch as peas or shot. The lower piece in the illustration, which is a pop gun, speaks foritself. When the piston is pulled out, the cork at the end of the stringis set into the end of the hole ;… … AEROPLANE AND GLIDER. Buoyancy and balance areessential requirements in the construction of aeroplanes and gliders.The strips for the aeroplane, Fig. 1, should be made of bamboo splints.If bamboo is not available, a light-weight straight-grained wood suchas spruce or white pine should be used. Cut…
Manual training · Toys · Games
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