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FLEXER, R.J., CONCEPTUALIZING ADDITION. ARITHMETIC INSTRUCTION FOR CHILDREN IN SPECIAL EDUCATION CLASSES CAN BE MORE THANDRILL ON NUMBER FACTS AND COMPLICATIONS. TEACHING EXCEPTIONAL CHILDREN , Vol. 21, no. 4 (1989), p. 21-25
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Location: R.410 Depósito (32)

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Keywords:
Educación especial, Enfermedades mentales, Método educativo, Matemáticas, Necesidades educativas especiales, Problemas de aprendizaje