Table 1.

Educational virtual worlds.

Cat. *	Area	Project	Target	Virtual World	Website or Reference	Timing
C	Foreign Language learning	Kamimo Project	Higher education	Second Life	[10]	2007–2008
C		AVALON Project	Language teachers/learners	Second Life	[11]	2009–2011
C		AVATAR Project	Secondary school teachers	Second Life	[12]	2009–2011
C		NIFLAR	Secondary education	Second Life, OpenSim	[13]	2009–2011
C		TILA Project	Secondary education	OpenSim	[14]	2013–2015
C		CAMELOT Project	Language educators	Second Life	[15]	2013–2015
S	Art, Creativity	ST.ART	Secondary school	OpenSim	[16]	2009–2011
E	Mathematics and Geometry	TALETE Project	Secondary school	Unity	[17]	2011–2013
E	Programming	V-LEAF	Secondary school	OpenSim	[18]	2011
E		OpenSim & Scratch40S	Secondary school	OpenSim	[19]	2014
S,E	Science, biology, chemistry, history	The River City	Middle school	Active Worlds	[20]	2002
S,E		EcoMUVE	Middle school	Unity	[21]	2010
E	Collaborative, social skills	The Vertex Project	Primary school (K-12)	Active Worlds	[22]	2000–2002
E		Euroland	Primary and secondary	Active Worlds	[23]	1999–2000

* Categories: C: communicative space; S: simulation space; E: experimental space.