How to do science experiments with children graph it, record it, investigate it

Detalles Bibliográficos
Autor Principal:	Bentley, Joan
Outros autores:	Martin, Sarah
Formato:	Libro
Idioma:	English
Publicado:	Monterey, Calif. Evan-Moor c2003.
Subjects:	Science > Experiments. Science > Study and teaching (Elementary)