The teaching and learning of mathematics cannot be understood without considering the resolution of word problems. These kinds of problems not only connect mathematical concepts with language (and therefore with reality) but also promote the learning related to other scientific areas. In primary school, problems are solved by using basic…

The clustering technique of instruction is described. Clustering is defined as "an active group exchange and/or interchange of three or more people that center their attention around a particular objective." There are multiple and expansive cluster shapes that can be used by a class for receiving and offering ideas and information. The most…

The study investigated the effects of reading level and stimulus presentation mode on the associative clustering and recall performance of mentally retarded adolescents. The subjects were administered a randomized list of twenty words from four conceptual categories. For each of four trials, these words were presented via the auditory, visual or…