Presents historical development on the construction of magic squares. Techniques presented for construction of even-numbered magic squares, and in particular the four-by-four magic square. (RP)

Report on workshop to familiarize teachers and principals with preparation and techniques for conduting classroom experiments in mathematics. Examples of classroom laboratory activities stimulated by the workshops are given. (RP)

A series of experiences with patterns in number pairs, each using a physical model. (MM)

Two enrichment activities for elementary school mathematics are presented--one dealing with operation drill and one with the Pythagorean Theorem. (JG)

A collection of brief articles on mathematics and teaching mathematics. (FL)

A programing contest was designed to promote interest in mathematical randomness. Student-developed programs making clever uses of random numbers are presented. Modifications users might make are suggested. (MNS)

Explorations of Pascal's triangle through computer programming are described. Programming offers different methods and techniques that enrich the topic. (MNS)

The hula hoop is used to teach counting, sets, one-to-one correspondence, addition, subtraction, and other number ideas. (MNS)

Helping students understand the round-off error is the focus. A computer program for Fibonacci numbers illustrates the point, which is then described mathematically. (MNS)