Study Room Escape Walkthrough by kitkatfox(escapegames24).

Zoom on the stack of books on the left end of the desk
Take the BROWN BOOK
Zoom on the stack of books on the right end of the desk
Take the BLACK BOOK
Open the left door of the desk and get the second GREEN BOOK from the left
Zoom on the left shelf of the bookcase where it is low to fit under the slanted ceiling
Get the BLACK BOOK (2)
Zoom on the second shelf from the bottom over the cardboard box
Get the TEAL BOOK
Zoom on the bottom shelf over the cardboard box
Get the BLUE BOOK
Zoom on the bottom shelf over the leftmost door of the bookcase
Get the DARK TEAL BOOK
Zoom on the shelf to the right of the one you were just at
Get the TAN BOOK
Open the leftmost door of the bookcase
Get the KEY
Open the second from the left and take the LIGHT BLUE BOOK

Go right or left to the computer view
Zoom on the stack of books at the left end of the counter
Get the BLUE BOOK (2)
Open the second top cupboard from the right
Get the LIGHT BLUE BOOK (2)
Open the right cupboard door
Get the PURPLE BOOK
Zoom on the second stack of books to the right of the computer screen
Get the LIGHT PURPLE BOOK
Zoom on the bottom shelf of the bookcase on the right edge of the screen
Get the BROWN BOOK (2)
Zoom on the top shelf of that bookcase and get the RED BOOK
Zoom on the top drawer behind the computer chair
Use the key to get the PAPER
Click each book in your inventory for an about item view of it
Click to open the book and take a NUMBERED PAGE from inside each
You will have 15 pages
Zoom on the glass table at the bottom of the stairs
Place the pages on the table in the order shown on the paper from the drawer
(click the paper in your inventory to see it and note that you can scroll your inventory left and right!)
They will form a circle and when all are placed, blue numbers will show up
Zoom on the computer screen
Use your mouse to click the keyboard and enter the code and then click the enter key
You can click that keyboard's delete key if you make a mistake
When you have it correct, it will say unlocked
HINTclockwisefrom12HINT
SPOILER741628315290375SPOILER
Back up and zoom on the panel under the upper cabinets
Click the panel's handle and get the DOOR KEY
Back up and click the top of the stairs
Use the key and escape!