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)

The focus of these worksheets is on problem solving. Verbal problems involving number concepts are presented for primary levels; worksheets for the intermediate grades draw on geometric concepts, measurement, and elementary logic. (DT)

Study tests four predictions derived from Piaget's cognitive theory. (CB)

The problem of determining the number of squares on a checkerboard is extended to finding the number of rectangles on an n x n board and finding the total numbers of cubes and rectangular solids in an n x n x n cube. (DT)

Activities, instructional methods, and some ideas from educational psychology used in tutoring a second grader in addition and subtraction are described. (DT)

A discussion of behavioral objectives of teaching mathematics classified under the heading of application, analysis, and synthesis. This article is a continuation of previous articles in this journal. (DT)

Activities using egg cartons to teach addition, subtraction, different bases, and probability are described. (DT)

A Math Rummy card game, a stock market enrichment activity, and a puzzle in logical reasoning, all used with seventh and eighth graders, are described; directions for constructing a clock with suggestions for its use at the first grade level are given. (DT)

Patterns in modular arithmetic are discussed: (1) multiplication tables, and (2) diagrams obtained by joining points on the circumference of a circle. (MM)

A combination of readiness and body-part training was the most effective in producing number conservation with external objects. (Authors)