LIPPINCOTT’S
EDUCATIONAL SERIES
EDITED BY
MARTIN G. BRUMBAUGH, Ph.D. LL.D.
PROFESSOR OF PEDAGOGY, UNIVERSITY OF PENNSYLVANIA, AND COMMISSIONER
OF EDUCATION FOR PUERTO RICO
VOLUME I
Lippincott Educational Series
EDITED BY DR. M. G. BRUMBAUGH
Professor of Pedagogy, University of Pennsylvania
VOLUME I
Thinking and Learning to Think
By Nathan C. Schaeffer, Ph.D., LL.D., Superintendent of Public Instruction for the State of Pennsylvania. 351 pages. Cloth, $1.25.
VOLUME II
Two Centuries of Pennsylvania History
By Isaac Sharpless, President of Haverford College. 385 pages. Illustrated. Cloth, $1.25.
VOLUME III
Kemp’s History of Education
By Dr. E. L. Kemp, Principal of East Stroudsburg Normal School. 385 pages. Cloth, $1.25.
VOLUME IV
Kant’s Educational Theory
By Edward Franklin Buckner, Ph.D., Professor of Philosophy and Education in the University of Alabama. 309 pages. Cloth, $1.25.
Lippincott’s Educational Series
THINKING
AND
LEARNING TO THINK
BY
NATHAN C. SCHAEFFER, Ph.D., LL.D.
SUPERINTENDENT OF PUBLIC INSTRUCTION FOR
THE STATE OF PENNSYLVANIA
PHILADELPHIA
J. B. LIPPINCOTT COMPANY
1906
Copyright, 1900
by
J. B. Lippincott Company
ELECTROTYPED AND PRINTED BY J. B. LIPPINCOTT COMPANY, PHILADELPHIA, U.S.A.