It is frustrating to lose your progress. You might have been one click away from discovering "The Meaning of Life" (which, by the way, is 42 or Mud + Mud + Steam + Galaxy depending on your path).
The classroom never knew how to stay the same. Each morning the walls stitched themselves from yesterday’s scraps: poster corners, ribboned project labels, a scaffold of masking tape that hummed with memory. Desks multiplied in fractal rows — six by six, then six times again — until the floor read like graph paper, each square a small universe of glue dots and pencil shavings.
in this context usually indicates that a specific website URL or "mirror" previously used to host the game has been identified and blocked by school administrators. Overview of Infinite Craft on Classroom 6x