Make your way to the first bathroom, where you can save your game.
Make it back to the basement with flashlights in hand.
Begin your way Toward The Attic.
Gain access to The Attic.
Get Chowder back from the four chairs at The Roof.
Get the Elevator Gear from The Roof.
Defeat Mrs. Nebbercracker's first form on The Roof.
Get a Brass Heart Piece from Floor 1.
Get the Fuse from Floor 4.
Rescue Jenny from Basement 2.
Defeat Mrs. Nebbercracker's second form in Basement 3.
Defeat Mrs. Nebbercracker's third form in Basement 2.
Enter the final area of Monster House.
Meet the man himself and learn what needs to be done.
Defeat the heart of The Furnace.
Finally escape the Monster House.
Obtain the blueprints for Basement 1 and Floor 1.
Obtain the blueprints for Floor 3 and The Attic.
Obtain the Second Floor Blueprints from the Second Floor.
Obtain the blueprints for Floor 4 from Floor 4.
Find the blueprints for Basement 2 in Basement 2.
Get the Blueprints for The Furnace on The Furnace level.
Get the Flashlights from Floor 1 to get access to Basement 1.
Take the Brass Key from Basement 1.
Get the Slingshot for Jenny on the Floor 4.
Defeat the Carpet Monster and get Chowder's Water Balloons.
Get the Syrup Medicine from Floor 4.
Get Jenny's Trashcan from Basement 3.
Get the upgraded Camera for DJ in Basement 3 west.
Get the upgraded Slingshot for Jenny in Basement 2.
Get the upgraded Water Balloons from The Furnace.
Obtain the Dynamite from Basement 1.
Get a refillable bottle from The Attic.
Get a refillable bottle from Floor 4.
Get a refillable bottle from Basement 2.
Get the Super Mint candy from Basement 1 to increase your maximum HP.
Get the Super Mint candy from Floor 3 to increase your maximum HP.
Get the Super Mint candy from Floor 4 to increase your maximum HP.
Get the Gun Upgrade for DJ in Basement 1.
Get the Gun Upgrade for DJ on Floor 1.
Get the Gun Upgrade for DJ in Basement 2.
Get the Gun Upgrade for Chowder from The Attic.
Get the Gun Upgrade for Chowder from Basement 1.
Get the Gun Upgrade for Chowder from Basement 3.
Get Jenny's Gun Upgrade from Floor 3.
Get Jenny's Gun Upgrade from Basement 1.
Get Jenny's Gun Upgrade from Basement 3.
Get the Tricycle Toy found on Floor 3.
Get the Kite Toy found on Floor 2.
Get the Walrus Toy found in The Attic.
Get the Plush Chicken Toy found on Floor 1.
Get the Boomerang Toy found on Floor 4.
Get the Red Wagon Toy found in Basement 1.
Get the Heroic Warrior Toy found in Basement 3.
Get the Penguin Toy found on The Roof.
Get the Basketball Toy found in Basement 2.
Get the Race Car Toy found in Furnace.
Get the Rover's Toy found in Basement 1.
Beat Skull's record of 50,000 points in Thou Art Dead, then collect a special-prize in the unlocked room.
Obtain the blueprints for Basement 3 from Basement 3.