English pronunciation - "If you can pronounce correctly every word in this poem, you will be speaking English better than of the native English speakers in the world." My high school English teacher had us read this the first week of school.
Food Force 2 - Game published by the United Nations World Food Programme (WFP) in 2005. Due to its content, it is considered a serious game (game with an educational purpose). Players take on missions to distribute food in a famine-affected country and to help it to recover and become self-sufficient again. Players learn about hunger in the real world and the WFP's work to prevent it.
Clim'way ® Online - The Clim'way game is about helping the larger community reach some specific climate goals. Players create a climate plan to reduce greenhouse gas emissions by a certain percentage in a certain time frame. Plans can include setting up alternative energy sources, reducing human consumption etc. French website has been translated to English but watch for the (very) occasional French in the game.