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B Lenz

B Lenz tarafından gerçekleştirilen son faaliyetler

Anyone else about ready to give up on Khan Academy?
1. Topluluk
2. Classroom Product Questions and Feedback
After investing a lot of time trying to learn how KA works, and reading lots and lots of 'help' pages telling me everything except what I want to know, and setting up several classes, I'm about rea...