Why and how to teach about the real numbers as a complete ordered field is discussed. (MNS)

The history of the study of dynamical systems is traced, examples are given, and the contribution of Birkhoff and Smale are described. (DT)

Multi-valued logic is applied to the "Liar Paradox" and analyzed. (DT)

The Law of the Excluded Middle and the Law of Contradiction are examined. (DT)

This paper develops a set of parametric equations for the prolate cycloid and analyzes the motion of the point generating this cycloid. (DT)

Brief articles on topological regular solids giving a proof of Euler's Theorem and the Regularity Theorem; calculus theorems; including a limit theorem, the Law of the Man, and the Intermediate Value Theorem, applied to catching calves, drunk cowboys, and the border of Montana Respectively; and a discussion of the inequality tan A<A<sin A…

Three examples of the use of intuitive geometrical ideas in clarifying analytical results. (MM)

Describes an algorithm for calculating the number of ways of folding a map, and some analytical results. (MM)

The problem of getting a correct result when a fraction is reduced by cancelling a digit which appears in both the numerator and the denominator is extended from the base ten situation to any number base. (DT)

A simplified discussion of how a whip cracks and what happens when an ideal chain runs over an ideal pulley or off the edge of an ideal table. (MM)