Study all the objects in Sherlock Holmes's apartment.
Treat the captain.
Open the briefcase belonging to agent Humphries.
Reconstruct the hand movements of Polly Nichols's murderer.
Fill in the deduction board.
Study all the pictures in the house of ill repute.
Reconstruct Walter Sickert's cane.
Reconstruct the torn up reports.
Fill in the timescale of the murder of Polly Nichols.
Open the jar containing the heart.
Use the magnet to retrieve the lock pick.
Retrieve the amulet from under the floor.
Access the first floor of the Finley lodgings.
Obtain the tanner's mask.
Repair the gas leak.
Replace the stolen jewels with the rusty tableware before going to see Bluto.
Find the encyclopaedia of perfume.
Solve the puzzle of the perfume.
Enter the police station unseen.
Pick the lock leading to the cells.
Decipher the coded message.
Reconnect the cables on the goods lift.
Access the barricaded room on the first floor.
Dismantle the combination lock.
Bluff the crooks.
Obtain the clues by phone.
Open Tumblety's briefcase.
Obtain access to the butcher's shop.
Hack off a pig's head.
Find out what type of knife Jack the Ripper uses.
Fill in the timescale of the double murder.
Find Sherlock some water.
Create a dummy that resembles Jack the Ripper.
Find out the district in which Jack the Ripper lives.
Replace the correct labels on the compartments.
Find the internal organ missing from the corpse.
Find the correct file at the Imperial Club.
Fill in the 5 conclusion boards.
Reveal the identity of Jack the Ripper.
End the Jack the Ripper investigation.