Research reported deals with developing objective item types which measure the same abilities measured by student-produced formal proofs in geometry. Procedures and findings are included. (JG)

Research reported deals with the effects of using negative instances in the teaching of eighth-grade general mathematics on achievement, reasoning ability, perceptual speed, and tendency to overgeneralize. Procedures, data analysis and conclusions are presented. (JG)

A review of research involving the utilization of manipulative materials in improving mathematics learning is presented. Subsequent assessment and discussion is included. (JG)

A critique is given of the use of an efficiency ratio to reexamine the data of the International Study of Achievement in Mathematics. A reply to this and an earlier critique of the analysis is included. (JG)

Reported is the development of an instrument to assess knowledge of mathematical information by entering kindergarten pupils. Subscales are developed for the areas of geometry, measurement, money, numbers, pattern identification, recall, and mathematics vocabulary. Reliability estimates, intercorrelations of subscales and a factor analysis of…

Author describes a series of steps for developing what is known as a Photographic Eye". These steps designed for elementary or junior high school students examine photography with or without a camera. (Editor/MR)

Author cites two films that interest students and make them think. (MR)

Film loops give students ideas for writing. (MR)

Author describes how radio could be used as a great learning resource. He discusses the years when radio was a great media, before it was eclipsed by television. (Editor/MR)