The current research aims at finding the relationship between hyperactivity and math learning among a child with deep deafness. The research sample was 40 children from four levels of primary education, ranging in age from (10) to (17) years, the research tools was two tests: a test was used for the evaluation of mathematics, and Teacher's test of…

In one of the first open diffusion experiments with young children, a tool-use task that afforded multiple methods to extract an enclosed reward and a child model habitually using one of these methods were introduced into different playgroups. Eighty-eight children, ranging in age from 2 years 8 months to 4 years 5 months, participated. Measures…