TY  - BOOK
AU  - Cohen, Herbert G.
TI  - Two teaching strategies : their effectiveness with students of varying cognitive abilities
KW  - DESARROLLO COGNOSCITIVO
KW  - INSTRUCCION CIENTIFICA
KW  - MATERIALES MANIPULABLES
KW  - MEDICION COGNITIVA
KW  - METODOS DE ENSEÑANZA
KW  - TEORIA PIAGETIANA
ER  -