Describes the process of self-regulation, which Piaget hypothesizes governs all intellectual growth, and suggests a way in which homework problems in a chemistry course can be used to provide students with an opportunity for self-regulation. (MLH)

Presents short questions and answers on biochemical topics, such as respiration, enzymatic reactions, symbiotic relationships, and oxygen consumption of sea animals. (MLH)

The theme for the column is composing and solving problems. One section has teacher-developed problems for the primary grades. The other section contains student-authored problems for the upper grades, submitted for a student problem contest. (LS)

Problems involving record-setting events are presented, with comments on both the mathematics skills and the reading skills that are involved with each. (MNS)

Problems and activities are presented for which "I can't do it" or "It can't be done" are the correct responses. Including problems of this type in the curriculum adds a new dimension to students' learning and helps to develop better problem solvers. (Author/MK)

Presents questions and answers about the effect of metabolism on substances in the human body. (MLH)

Describes experience of teaching truth tables and problems that exercise students' critical reasoning. (KHR)

Comments on student responses to the three dimensional items produced by first investigating flat paper cutouts of the items. (KHR)

Presents activities to incorporate Polya's four-step problem-solving process. (KHR)

Features a word problem concerning mathematical patterns for students. (KHR)

Provides an activity as an example of how matrices can be introduced from finite graphs and how finite graphs can be analyzed by examining their matrix representations. Presents the materials, objectives, prerequisites, directions, extension activities, answers, and worksheets. (YP)

Discusses figurate number learning activities using patterns and manipulative models. Provides examples of square numbers, triangular numbers, pentagonal numbers, hexagonal numbers, and oblong numbers. (YP)