1 - 31 are correct.
Incorrect = 32
33 and 34 are correct, but they sure are clumsy, aren't they?
35 is odd -- your second sentence implies that baseball (what? the ball? the game?) teaches you about itself ... ???
In 36, please tell me which ONE noun "which" refers to.
37 - 47 are correct.
48 is missing a comma.
49 and 50 are correct.
Let me know when you have read all this, and I'll delete this thread so no one copies your answers.