This report of an international conference deals with problems concerning the development and implementation of science curriculum, particularly physics. Papers and discussions of participants are included and are categorized into the following groups: (1) The Motivation and the structure of science curricula; (2) Strategies and dispositions for the construction of science curricula; (3) Methods of the implementation and of the instruction of specific subject matters; (4) The evaluation of science teaching; and (5) Experimental psychology and science instruction. (CP)