In all, studying grammar will NOT make you fluent, especially you want to reach a conversational level.

However, Chinese students study English by studying grammer.

On the 1st floor, change "in all" to "All in all"

Grammar is not the goal.
For most people, the goal is not to become a grammar expert—the goal is to be able to speak Spanish conversationally. To do that, you need a complete conversation course.
Camino del éxito is the only course that is fully integrated with the material on this website. By combining Spanish grammar exercises with real conversational practice, you will much more quickly reach a level where you can communicate effectively.
And for most people, communication is the primary goal.

http://www.studyspanish.com/tutorial.htm