A simply posed problem suitable for a class studying summations and series, a class in elementary computer programing, a high school mathematics club, or an individual study project is given, with solution and challenges. (MNS)

"Mathelps," produced by the Logan City (Utah) School District, is an hour-long interactive tutoring program aired on local cable television. Each broadcast features a mathematics concept followed by a brain-teaser contest, to which students phone in their solutions. (TE)

Included in this section are brief articles on making up a story to explain a graph, the inverse of a function of a single variable, and exotic horse-race wagering and combinatorics. (MNS)

Determining the day of the week on which Christmas falls each year is explained. (DT)

A method is explained for using the calculator to determine the day of the week on which any given date falls. (DT)

This is the conclusion of an article discussing classroom games. Evaluation of games, diagnosis, and teacher training are covered. See the Volume 4, Unit 5, 1976 issue of this journal (SE 517 537) for the first part of the article. (DT)

Examples are presented of mathematics lessons which are motivated through mathematical curiosities found in "Ripley's Believe It Or Not." (JP)

Topics covered include matrices and the Fibonacci sequence, number patterns, groups, geometric arrangement of objects, games involving moving on a network, equivalent equations, and factoring. (DT)

Describes several activities to provide opportunity for the discovery of number patterns and shows the need for care in the descriptions of such patterns. (Author)

A description of the organization and implementation of a mathematics lab for individual or small group use. Room arrangement, types of materials, and the role of teacher and aide are briefly discussed. (DT)