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

Détails bibliographiques
Auteur principal:	Bentley, Joan
Autres auteurs:	Martin, Sarah
Format:	Livre
Langue:	English
Publié:	Monterey, Calif. Evan-Moor c2003.
Sujets:	Science > Experiments. Science > Study and teaching (Elementary)