Where do the children got to watch tom robinsons trial and with whom?

Before you post a question, maybe reread because most questions already give you part of the answer, this one tells you

A) it's a trial, Trials are a legal proceeding held in Court.

The children go to Maycomb county Courtroom.

B) They go with SOMEONE, Jem and Scout's companion throughout the novel is Dill. Their best friend. They go with Dill.