Excerpt from The Journal of Educational Psychology, 1913, Vol. 4: Including Experimental Pedagogy, Child Physiology and Hygiene, and Educational Statistics Much progress has been made in answering this question by applying the criterion of utility to the various topics of arith metic. But up to the present time comparatively little thor oughly scientific work has been done in the field. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

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