The numbers on the telescope are the coordinates that will let you see the school Science Room from the apartment window. They are found on the bulletin board are are 87 (left) and 16 (right). Run across the top of the gears to change the numbers.
you get them from the telescope.
we are.
42 33
87 16
click on the lens
42 33
Get to the castle
(87,16)
on the desk next to her telescope
The telescope is in CJ`s room in the far left part of the house
x 87 y 16
X=87 y=16