Teaching science to the ordinary pupil / by K. Laybourn and C. H. Bailey. Laybourn, K. Bailey, Cecil Henry, joint author. Science Study and teaching. Q181 .L48 1957a 507 LAT Includes index. New York ; London : Philosophical library ; English Language Book Society, 1957. 1957. 1957 Text 415 p. : eng The teachers bookshelf series