Where were charlie and algernon when charlie wins the maze for the first time?

When Charlie wins the maze for the first time, he is in the laboratory at the Beekman College research facility, where the experiments on him and Algernon are conducted. Algernon, the mouse who underwent the same operation as Charlie, is also in the lab, participating in the maze testing. This moment signifies a pivotal achievement for Charlie, showcasing his intellectual progress and ability to outsmart the maze, which had previously challenged him.