Change in the Classroom: Coins and currency provide for a wealth of numismatic experiments

Autor:	ROSNER, MARC ALAN
Zdroj:	The Science Teacher, 1997 Apr 01. 64(4), 26-28.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/24152174 Zobrazit plný text záznamu