1. Most Common:
* J'arrive à l'école. (I arrive at school.) This is the most straightforward and common way to say it.
2. More Specific:
* Je vais à l'école. (I go to school.) This implies you are in the process of going to school, rather than just arriving.
* Je me rends à l'école. (I go to school.) This is a more formal way of saying "I go to school," and implies a more purposeful journey.
3. Using Transportation:
* J'y vais en bus/à pied/en vélo. (I go there by bus/on foot/by bike.) This emphasizes the method of transportation.
4. Describing the Journey:
* Je prends le bus/le métro/le train pour aller à l'école. (I take the bus/metro/train to go to school.) This describes the specific steps taken to get to school.
The best way to say it will depend on the context of the conversation.