At the main menu, select the "Extras" option. Then, choose the "Enter Codes" selection and enter one of the following codes. Choose the "Activate Bonus Items" selection under the "Extras" menu to activate the cheats.

Level select

Enter "GUDGEON" as a code to unlock all levels.

All bonus games

Enter "PORKPIE" as a code to unlock all bonus games.

All Sleepy Seeds

Enter "SCOOTLES" as a code to unlock all Sleepy Seeds.

Sleepy Seed Detector

Enter "TISSUE" as a code to unlock the Sleepy Seed Detector.

30,000 Z

Enter "ROCFISH" as a code.

Infinite fuel in flying levels

Enter "GASSY" as a code.

Infinite health in platform levels

Enter "VIGOR" as a code.

Bonus vehicle in Diesel Dreaming level

Enter "HOTROD" as a code to unlock a bonus vehicle in the Diesel Dreaming level.

Bonus ship in Rocket Rodeo level

Enter "SPACE" as a code to unlock a bonus ship in the Rocket Rodeo level.

Alternate Plankton hovercraft

Enter "HOVER" as a code.

Alternate rocket in Patrick In Hypnotic Highway level

Enter "ROCKET" as a code.

Alternate laser color in Revenge Of The Giant Plankton level

Enter "LASER" as a code.

New effect for Patrick's star spin in Starfish Man To The Rescue level

Enter "SPIN" as a code.

Play as Punk SpongeBob in Diesel Dreaming level

Enter "SPONGE" as a code to unlock Punk SpongeBob in the Diesel Dreaming level.

Play as Astronaut Plankton in Revenge Of The Giant Plankton level

Enter "ROBOT" as a code to unlock Astronaut Plankton in Revenge Of The Giant Plankton level.

Play as Pirate Patrick in Rooftop Rumble level

Enter "PIRATE" as a code to unlock Pirate Patrick in the Rooftop Rumble level.

Play as Tuxedo Patrick in Starfish Man To The Rescue level

Enter "PATRICK" as a code to unlock Patrick Tux in the Starfish Man To The Rescue level.

Play as SpongeBob Plankton in Super-Size Patty level

Enter "PANTS" as a code to unlock SpongeBob Plankton in the Super-Size Patty level.

Safari Patrick costume

Enter "SAFARI" as a code to unlock the Safari Patrick costume.

Skeleton Patrick costume

Enter "BONES" as a code to unlock the Skeleton Patrick costume.

Inventor Plankton costume

Enter "INVENT" as a code to unlock the Inventor Plankton costume.

Aviator SpongeBob costume

Enter "PILOT" as a code to unlock the Aviator SpongeBob costume.

Exposed-Brain SpongeBob costume

Enter "BRAIN" as a code to unlock the Exposed-Brain SpongeBob costume.

Skeleton SpongeBob costume

Enter "KRABBY" as a code to unlock the Skeleton SpongeBob costume.

Patrick's purple rocket

Enter "BUNRUN" as a code to unlock Patrick's purple rocket.

SpongeBob's flame effect color

Enter "FLAMES" as a code to unlock SpongeBob's flame effect color.

SpongeBob's Hypnotic car skin

Enter "HYPCAR" as a code to unlock SpongeBob's Hypnotic car skin.

SpongeBob's Squeaky Duck Gun

Enter "DUCKGUN" as a code to unlock SpongeBob's Squeaky Duck Gun.

Collect 27 Patrick Sleepy Seeds (pink) to unlock Patrick in the Hypnotic Highway level.

Collect 27 Plankton Sleepy Seeds (green) to unlock Plankton in the Hypnotic Highway level.