Discusses some of the psychological factors involved in the development of children, and examines the role that the science teacher can play in enhancing the self-concept and self-esteem of children in his classroom. (JR)

Two activities that provide motivation for drill problem-solving work are described. Solutions to problems are associated with coded letter puzzles which provide instant feedback as well as motivational interest. (JP)

Discusses categories for science textbook analysis under the headings of: Readability, Content, Presentation of Material, Mathematical Demands, Appearance, Quality of Illustrations, and Teacher Aids. An analysis form is appended as a guide for science teachers and administrators in their evaluation and selection of appropriate science textbooks.…

The derivation of a method to drive the general term of a sequence is presented. The difference sequences and binomial coefficents are used in the derivation. An application of this method is made to solve Polya's problems concerned with dividing space in regions by a given number of planes. (JP)

Describes the steps involved in using the "principles" approach in teaching science, illustrates the process of using science principles with an example relating to rock formation, and discusses the relevance of this approach to contemporary trends in science teaching. (JR)

Examples of mathematical problems which arise outside the classroom situation are presented. The author suggests that the conceiving and solving of such problems by students would be a good way to provide the students with applications of the mathematics they learn. (JP)

Discusses the content and structure of the secondary school science program "Time, Space and Matter," and responds to an earlier criticism of the program published in this journal. (JR)

Strategies for winning in the game of NIM are discussed and explained through applying a base 2 representation for the numbers involved. (DT)