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

Detalles Bibliográficos
Autor principal:	Bentley, Joan
Otros Autores:	Martin, Sarah
Formato:	Libro
Lenguaje:	English
Publicado:	Monterey, Calif. Evan-Moor c2003.
Materias:	Science > Experiments. Science > Study and teaching (Elementary)