Mathematics their way :
Baratta-Lorton, Mary.
Mathematics their way : an activity-centered mathematics program for early childhood education / by Mary Baratta-Lorton. - 1a ed. - Menlo Park, Calif. : Addison-Wesley, c1976. - 396 p. : il. ; 28 cm.
0201004941 (hojas sueltas)
Mathematics--Study and teaching.
Mathematics--Problems, exercises, etc.
Matemáticas--Estudio y enseñanza
Matemáticas--Problemas, ejercicios, etc.
QA135.5 / B373 1979
Mathematics their way : an activity-centered mathematics program for early childhood education / by Mary Baratta-Lorton. - 1a ed. - Menlo Park, Calif. : Addison-Wesley, c1976. - 396 p. : il. ; 28 cm.
0201004941 (hojas sueltas)
Mathematics--Study and teaching.
Mathematics--Problems, exercises, etc.
Matemáticas--Estudio y enseñanza
Matemáticas--Problemas, ejercicios, etc.
QA135.5 / B373 1979
