You need to click on the file cabenet and then go down the ladder.
in the detention room
It is in the secret store room behind the filing cabinet in the detention room on Big Nate Island. You need the blue prints from Nate's locker in order to access the secret room.
The entrance to the secret room under the detention room is in the filing cabinet.
by the green cabnit and what is useful in the secret room is the bell clapper
In the file cabinet, in detention, in the school.
you ring the bell with the claper you got in the secret room.
it is directly under he door. its got a handle
Artur is in the secret room behind the file cabinet. (He was hunting for the Time Capsule.)
When You Go Into The Secret Detention Room And you jump down the Light switch is on the wall.
Artur is a kid from Big Nate's school on "Big Nate Island". While searching for the lost Time Capsule, he became trapped in the "secret room" behind the filing cabinets in the Detention Room.
out side the school
there is a light switch next to the ladder click on it and it won't be dark any more