Well, if I googled right the pic is from the Khan Academy Achievement System:
https://www.researchgate.net/figure/Example-of-badges-and-knowledge-tree-gamification-efforts-on-Khan-Academy-a-free_fig2_316636723
Not sure if the graph is accessible.
Yeah, it’s from Khan Academy. I found it by searching DuckDuckGo images. I recall coming across it on Khan Academy’s website in the past but couldn’t find it there anymore.
Well, if I googled right the pic is from the Khan Academy Achievement System:
https://www.researchgate.net/figure/Example-of-badges-and-knowledge-tree-gamification-efforts-on-Khan-Academy-a-free_fig2_316636723
Not sure if the graph is accessible.
Yeah, it’s from Khan Academy. I found it by searching DuckDuckGo images. I recall coming across it on Khan Academy’s website in the past but couldn’t find it there anymore.