The average FReeper is MORE qualified to teach kids than the average current public-school teacher. At least you are more likely to be comfortable with math through algebra, and have a good idea about grammar, something that you would expect from (but be disappointed) public school teachers (who are drawn from the low end of the IQ spectrum these days).
Average SAT scores by major
https://www.businessinsider.com/heres-the-average-sat-score-for-every-college-major-2014-10
Education majors: reading 482, math 482, writing 474
Now, compare this to your SAT scores. Most FReepers will be better than this