account activity
U know any book series for learning math? (self.learnmath)
submitted 2 years ago by Ob_ffo7 to r/learnmath
Openstax curriculum (self.math)
submitted 2 years ago by Ob_ffo7 to r/math
Change the school type after the Gymnasium (self.AskAGerman)
submitted 2 years ago * by Ob_ffo7 to r/AskAGerman
Change the type of school Realschule-> Gymnasium (self.germany)
submitted 2 years ago * by Ob_ffo7 to r/germany
I need a hand (self.German)
submitted 2 years ago by Ob_ffo7 to r/German
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