Who's Behind the fence? Creating a Rich Learning Environment with a Nontraditional Problem

Autor:	Folkson, Susan
Zdroj:	Teaching Children Mathematics, 1995 Feb 01. 1(6), 382-385.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/41196288 Zobrazit plný text záznamu