rceive how the oscilla- instructors to the importance of teaching children to think, and we now quote, from the Philadelphia Ledger, some ap- tion of a heavily weighted lever would be sufficient to de- velop power enough to give the machine the tractile force of posite remarks on the subject. a… … ers of thought, and lowing brief descrip- accustom them _ to tion, to the investi- work more effective- gation of our read- ly. Still the opera- ers. tion of thinking de- Fig. 1 is a section- serves a far more sys- al elevation. Fig. 2 tematic training than is a plan view from it usually obtains.…
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