SpongeBob's Castle

Lab

 * Control Panel

Map Room

 * Control Panel
 * Map of House
 * Periscope

Out of Lab

 * Furnace
 * Nuclear Reactor

Pipe Room

 * Pipe

Backyard

 * Ladder
 * Radio
 * Swimming Pool Chair

Dining Room

 * Candle
 * Chair

Driveway

 * Address Sign
 * Sign

Front Porch

 * Bush
 * Door Mat

Front Hall

 * Grandfather Clock
 * Gargoyle Head
 * Vase

Garage

 * Cement Slab Shelf
 * Diesel
 * Faucet
 * Sign
 * Tool Shelf

Kitchen

 * Faucet
 * Kitchen Knives Box
 * Microwave Oven
 * Refrigerator
 * Stove

Library

 * Chair
 * Lamp
 * Phone
 * Plant

Living Room

 * Cabinet
 * Cassette Player
 * Couch
 * Radio

2nd Floor Hallway

 * Keypad

2nd Floor Stair Landing

 * Painting of Dr. Harold SquarePants
 * Painting of Nurse Margaret SquarePants
 * Wall Lamp

Arcade Room

 * Air Hockey Table
 * Arkanoid Arcade Machine
 * Asteroids Arcade Machine
 * Astro Panic Arcade Machine
 * Berzerk Arcade Machine
 * Billiards Pool Arcade Machine
 * Bomberman Arcade Machine
 * Bomb Jack Arcade Machine
 * Breakout Arcade Machine
 * Bubble Bobble Arcade Machine
 * Bubble Bobble 2 Arcade Machine
 * Centipede Arcade Machine
 * Commando Arcade Machine
 * Connect 4 Arcade Machine
 * Contra Arcade Machine
 * Curve Ball Arcade Machine
 * Defender Arcade Machine
 * Donkey Kong Arcade Machine
 * Duck Hunt Arcade Machine
 * Excite Bike Arcade Machine
 * Final Fight Arcade Machine
 * Frogger Arcade Machine
 * Galaga Arcade Machine
 * Ghosts n Goblins Arcade Machine
 * Gyroball & Marble Madness Arcade Machine
 * Hang On Arcade Machine
 * International Karate Plus Arcade Machine
 * Iron Mike's Punchout Arcade Machine
 * JetPac Spectrum Arcade Machine
 * Joust Arcade Machine
 * Kaboom! Arcade Machine
 * King of Fighters Arcade Machine
 * Kung Fu Remix Arcade Machine
 * Lunar Lander Arcade Machine
 * Mario Bros. Arcade Machine
 * MegaMan Project X Arcade Machine
 * MegaMan Arcade Machine
 * Metal Slug Arcade Machine
 * Metroid Arcade Machine
 * Micro Machine Driving Arcade Machine
 * Mini Putt Arcade Machine
 * Missile Command Arcade Machine
 * Missile Strike Arcade Machine
 * Moon Patrol Arcade Machine
 * Ms. Pac-Man Arcade Machine
 * Pac-Man Arcade Machine
 * Pac-Man Jr. Arcade Machine
 * Pong Arcade Machine
 * Prince of Persia Arcade Machine
 * Pripyat Leauge Bowling Arcade Machine
 * Puzzle Bobble Arcade Machine
 * Q*Bert Arcade Machine
 * Raiden Space Ship Arcade Machine
 * Red Plane Arcade Machine
 * Rick Dangerous Arcade Machine
 * R Type Arcade Machine
 * Simon Arcade Machine
 * Snake Puzzle Arcade Machine
 * Sonic the Hedgehog Arcade Machine
 * Space Invaders Arcade Machine
 * Street Fighter Arcade Machine
 * Super Mario Bros. Arcade Machine
 * Super Mario World Arcade Machine
 * Super Nintendo Entertainment System Super Mario Bros. Arcade Machine
 * Tetris Arcade Machine
 * Tic Tac Toe Arcade Machine
 * Track & Field 2 Arcade Machine
 * Tron Arcade Machine
 * Varth Arcade Machine
 * Xevious Arcade Machine
 * Zelda Arcade Machine
 * Zenon Mega Blast Arcade Machine

Dr. Harold SquarePants' Office

 * Blackboard
 * Desk
 * Desk Lamp
 * Diploma
 * Drawer
 * Examination Table
 * Medical Chart
 * Skeleton

Music & TV Room

 * Cassette Recorder
 * Piano
 * Piano Bench
 * Television
 * Victrola
 * Vase

Painting Room

 * Crate
 * Easel

3rd Floor Bathroom

 * Mirror
 * Toilet

3rd Floor Hallway

 * Plant

3rd Floor Stair Landing

 * Lovely Plant

Captain Barnacles' Room

 * Bed
 * Picture
 * Poster

Cousin Blackjack's Room

 * Jail Bunk Bed
 * Toilet
 * Television

Den

 * Desk
 * Family Portrait
 * Fireplace
 * Plant

Dr. Harold SquarePants' Room

 * Bed
 * Picture of Nurse Margarent SquarePants' Room

Emperor SpongeBob SquarePants' Room

 * Alarm Clock
 * Bird Cage
 * Calendar
 * Diving Board
 * Gary's Bed
 * Portrait of MermaidMan & Barnacle Boy
 * Portrait of MermaidSponge & Barnacle Star
 * Portrait of Sandy Cheeks
 * Treasure Chest

Mario's Room

 * Bed
 * Television

Nurse Margarent SquarePants' Room

 * Bed
 * Desk
 * Light
 * Mirror
 * Nightstand
 * Picture of Dr. Harold SquarePants
 * Plant
 * Telephone

Observatory

 * Astronomy Chart

Prince SpongeBob SquarePants Jr.'s Room

 * Bed
 * Pennant
 * Planes Toy Chest
 * Strategic Commando Chart