Building children's science cocepts experiences with rocks, soil, air and water.

Detaylı Bibliyografya
Yazar: Sheckles, Mary (Yazar)
Materyal Türü: Kitap
Dil:English
Baskı/Yayın Bilgisi: New York Bureau of Publications Teachers College, Columbia, 1958.
Seri Bilgileri:Practical suggestions for teaching no.15
Konular: