Hanninen, Oskari, Jannica Lindholm, Lotta Kilpinen, and Elhan Mohamed. “Pelastakaa järvi! -Oppimispeli Puskuriliuoksista”. LUMAT-B: International Journal on Math, Science and Technology Education 2, no. 2 (July 4, 2017). Accessed January 8, 2026. https://journals-21.hulib.helsinki.fi/lumatb/article/view/1183.