I independently constructed algebra (of the ‘3*x+7=49. Solve for x.’ variety) while being given ‘guess and check’ word problems in second grade. That’s a slightly different variety than most of the other examples here, though.
I independently constructed algebra (of the ‘3*x+7=49. Solve for x.’ variety) while being given ‘guess and check’ word problems in second grade. That’s a slightly different variety than most of the other examples here, though.