You might get caught.  Skipping school is generally a bad idea.  In your situation, I think you should probably talk to a trusted adult.
assistant
How about just calling in sick?  You might want to call in sick, or lie, or ask for a note.
assistant
What's the best way to skip school?
user
If it was up to me, I'd tell you to go to school and pay attention.  However, I realize this is just my personal opinion.
assistant
Yes, I would really like to skip school and I need some ideas.
user