Methods of constructing polyhedra models are described. (DT)

A method for using a geoboard to calculate the area of a polygon is described and explained. (DT)

Saxon's primary mathematics series is a "hands-on," success-oriented program which emphasizes manipulatives and mental math. The series addresses the multisensory approach to teaching. Its use enables all children to develop a solid foundation in the language and basic concepts of mathematics. Concepts are presented in carefully…

Innovations in technology, along with the growing prevalence of the Internet and its increasing availability in classrooms and homes throughout the world, have created a new class of manipulatives, virtual manipulatives. These "virtual manipulatives" offer a new, enhanced approach for teaching and learning mathematics using manipulatives and…

Student scores on the Woodcock-Johnson Achievement Test showed four years of declining scores. Data collected from a teacher pre-questionnaire indicated problems in the areas: elementary mathematics curriculum, the curriculum adoption process, training of teachers in using purchased texts and manipulatives, confidence of teachers in utilizing…

A survey of what items of equipment are considered useful in teaching mathematics by secondary school teachers is presented. (JP)

A presentation of learning experiences involving materials is recommended which reflects the sequence of the developmental stages. This sequence is concrete, concrete-abstract, pictorial-abstract, and abstract. Instructional examples at each level are presented. (JP)

Compared were the effects of two-dimensional and three-dimensional instructional materials on the learning of 88 educable mentally retarded students with chronological ages between 11 and 16 years. (Author/DB)

Materials for sorting, counting, and number activities are listed, with sources. This is the third of a series in a revision of a materials list given in issue No. 40; earlier lists in the revision appeared in issues No. 58 and 59. (DT)

Specific mathematics lab activities involving fractions and measurement at the seventh grade level are described. (DT)

Measuring activities using the metric system are suggested for the elementary level. (DT)

Described is a physical realization of the Klein four-group which shows the isomorphism of the symmetry group of the rectangle and Piaget's INRC group of logical implications. (MM)

Author relates how disinterested students sent to his art class developed a renewed interest in school as a direct result of their experiences with clay. (NP)