Title: Madaʻ be-ʻidan ṭekhnologi.
Authors: Ban Daṿid, ʻAdi.; Gal, Ḥagit.; Goldenberg, Mirl.; ʻAmlani, Sharon Oren.
Year: 2007
Subjects: Science Study and teaching (Elementary) Israel.
Contents: v.5 -- v.6.