Basic Facts: Do Your Children Understand or Do They Memorize?

Autor:	Thompson, Charles S., Dunlop, William P.
Zdroj:	The Arithmetic Teacher, 1977 Dec 01. 25(3), 14-16.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/41190299 Zobrazit plný text záznamu