A simple, handmade device for teaching multiplication facts is described. (JT)

Two elementary school mathematics enrichment activities are presented: one dealing with triangle models, the other an arithmetic game. (JG)

General suggestions are given for teaching the metric system; a description of materials available from the Metric Association and information on ordering them are included. (DT)

This article discusses the rationale for the classroom use of manipulative materials. Selection criteria are presented for the guidance of teachers, together with advice on how and how not to use the materials. (MM)

The need for and approaches to individualized instruction in elementary school mathematics are discussed. (JG)

Presented are worksheets designed to be duplicated and used in the classroom. Included are sheets for three levels: (a) grades 1-3, addition drill using a dot puzzle; (b) grades 4-6, multiplication drill using a cross-number puzzle; (c) grades 6-8, practice with fractions using a number grid. (RS)

The "positive-negative charge" model is described and demonstrated with all four operations on integers. Its major advantages are that it is both concrete and complete. (MNS)

Completing a picture by connecting appropriate dots is used as a vehicle for a drill exercise in number facts. Two worksheets are provided. (DT)

The position of Droopy on a rectangular grid was used to motivate learning of coordinates. (MM)

Presents worksheets on geometric concepts for use in the mathematics classroom: congruent polygons (grades 1-8), polygons and edges of solid figures (3-8), and surface area of prisms (5-8). (RS)