The purpose of this study was to determine whether the variables found to influence learning in laboratory settings were able to produce effective student achievement when utilized in Venezuelan distance education. Three versions of the same instructional content were employed, and 42 volunteer college students were randomly assigned to three…

Describes a study designed to assess the effectiveness of 2 science simulation programs for 11- and 12-year-olds in a developing country (Guyana). Computer-assisted learning (CAL) results are compared with results from written assignments, effect size is discussed, gender differences are examined, and ability levels are considered. (14 references)…

This study compared the effects of televised and programed instruction on the achievement of students from rural and urban secondary schools in Nigeria. A pretest posttest control group design was used, and it was found that the two types of instruction had different effects for different locations and ability groups. (seven references) (LRW)