There's a cracked surface behind the table. That is your way out.
How can I break it?
The hatch is open
I have the cannonball
Where do I get a handle?
The standard is down
How do I make a sledgehammer?
They don't stick together
The sledgehammer is ready!
8 hints available
How can I break it?
You will eventuall break it. Have you opened the hatch, already?
The hatch is open
And you visited the observatory? Did you grab the cannonball?
I have the cannonball
Good. You can now think how to crack the wall. Maybe some kind of handle would be a good next step.
Where do I get a handle?
Pull the starry standard down. ( If you have the cannonball in your inventory the flagpole will fall down. )
If you have the cannonball in your inventory the flagpole will fall down.
The standard is down
Grab the flagpole. It would make quite nice sledgehammer with some bigger head.
How do I make a sledgehammer?
Combine the flagpole with the shining trapezohedron. ( The trapezohedron was under the latticework, in the observatory. )
The trapezohedron was under the latticework, in the observatory.
They don't stick together
You need some kind of sticky content to combine the flagpole and the trapezohedron. ( Use the flagpole on the tar puddle, first. After that combine the sticky flagpole and the trapezohedron to make a sledgehammer. )
Use the flagpole on the tar puddle, first. After that combine the sticky flagpole and the trapezohedron to make a sledgehammer.