Hamtsaʼot be-sherut ha-adam
Contributors: Israel. Miśrad ha-ḥinukh .beha-tarbut. Yeḥidah le-ḥinukh meyuḥad; Meʼah, ha-Makhon le-emtseʻe horaʼah (Israel)
Published: 1976
Language: heb
Number of pages: 47
Subjects: Inventions; Study and teaching (Elementary)