Mathematics - Study and teaching (Elementary)

Mathematics and the elementary teacher by: Copeland, Richard W. (Language materials, printed)

A problem solving approach to mathematics for elementaru school teachers by: Libeskind, Shlomo; Billstein, Rick; Lott, Johnny W. (Language materials, printed)

Psychological abilities of primary school children in learning mathematics by: Davydov, V. V.; Steffe, Leslie P. (Language materials, printed)