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WHY AND HOW.

CHILDREN love pets; they never tire of stories; and they are delighted with jingle and the fun of incongruity. Mother Goose reigns supreme in the fairy-land of infancy. Through these loves the little opening minds may be led to careful observation, comparison, and descriptions steps at once necessary to mental growth, and leading up to the portals of science. By insensible degrees, play may be made to merge in study, and fun take on the form of fact.

Upon these ideas of the basis and method of thought, this little work has been constructed. A few familiar nursery-rhymes serve to connect the present with the past thought of the child. The pet of the household- the cat-is studied.

From the obvious in

structure and movement, the mind is led to see relations, and the adaptations of structure to func