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

Dades bibliogràfiques
Autor principal:	Bentley, Joan
Altres autors:	Martin, Sarah
Format:	Llibre
Idioma:	English
Publicat:	Monterey, Calif. Evan-Moor c2003.
Matèries:	Science > Experiments. Science > Study and teaching (Elementary)