Kefel ʻad 20
By: rikuz ha-tseṿet Śarah Hershḳovits ; ʻarikhah Ḥaṿah Ben-Zaḳen
Contributors: Israel. Miśrad ha-ḥinukh, ha-tarbut ṿeha-sporṭ. Agaf le-tikhnun ule-fituaḥ tokhniyot limudim; Merkaz le-ṭekhnologyah ḥinukhit (Ramat Aviv, Israel). Yeḥidah le-horaʾah mutʾemet; Ben-Zaḳen, Ḥaṿah
Series: Shevilim: matemaṭiḳah le-vet ha-sefer ha-yesodi
Publisher: Maṭaḥ, Merkaz le-ṭekhnologyah ḥinukhit; Miśrad ha-ḥinukh, ha-tarbut ṿeha-sporṭ, ha-Mazkirut ha-pedagogit, ha-Agaf le-tikhnun u-fituaḥ tokhniyot limudim
Published: 2003
Place of publication: Tel Aviv
Language: heb
Number of pages: 24
Subjects: Mathematics; Study and teaching (Elementary)
Other titles: Kefel ʻad ʻeśrim