| Achievement | How to unlock
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|---|
| A Life in a Day ( 50 points ) | Collect 99 Lives.
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| Artist Unknown ( 25 points ) | Unlock all concept art.
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| Born to Be Wild ( 20 points ) | Break 1000 Plankton Tikis.
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| Christmas Who? ( 10 points ) | Find the Toy Clarinet.
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| Club SpongeBob ( 10 points ) | Find the Magic Conch Shell.
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| Costume Party! ( 25 points ) | Unlock all of the available costumes.
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| Curse You!!! ( 50 points ) | Have a Co-op buddy, as Plankton, shake 50 enemies.
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| Graveyard Shift ( 10 points ) | Find the Open 24 Hours sign.
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| HAPPY SQUARED! ( 100 points ) | Complete the game.
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| Home Sweet Pineapple ( 30 points ) | Upgrade all of SpongeBob's furniture.
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| I Will Destroy All of You! ( 50 points ) | Have a Co-op buddy, as Plankton, defeat 100 enemies.
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| Jellyfish Jam ( 10 points ) | Find the Baby Jellyfish.
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| Jellyfishing ( 10 points ) | Find SpongeBob's Jellyfishing Net.
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| Just One Bite ( 10 points ) | Find the Krabby Patty.
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| Karate Choppers ( 10 points ) | Find the Karate Gloves.
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| Last Sponge Standing ( 30 points ) | Survive all 7 Task Tiki Combat Challenges against the robot cretins.
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| Livin' Like Larry ( 25 points ) | Break 150 Squidward Stone Tikis.
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| Mermaidman & Barnacleboy ( 10 points ) | Find Mermaidman & Barnacleboy's Ring Box.
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| Mermaidman & Barnacleboy II ( 10 points ) | Find the Aquaphone.
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| Mermaidman & Barnacleboy IV ( 10 points ) | Find Mermaidman's Utility Belt.
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| Money Talks ( 30 points ) | Collect 10,000 Happiness Nuggets.
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| MuscleBob BuffPants ( 50 points ) | Defeat 30 enemies in a row while buff.
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| Nasty Patty ( 10 points ) | Find the Volcano Hot Sauce.
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| Nature Pants ( 10 points ) | Find the Picnic Basket.
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| Naughty Nautical Neighbors ( 10 points ) | Find the Bubble Wand.
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| Neptune's Spatula ( 10 points ) | Find the Golden Spatula.
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| No Weenies Allowed ( 10 points ) | Find the Hot Dog.
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| One Krab's Trash ( 10 points ) | Find the #1 Soda Drinkin' Hat.
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| Rise and Shine ( 10 points ) | Find Patrick's Alarm Clock.
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| Robotic Rage ( 25 points ) | Defeat 250 enemies with SpongeBob.
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| Sleepy Time ( 50 points ) | Find Patrick sleeping in all levels.
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| SpongeBob HappyPants! ( 100 points ) | Find all of SpongeBob's Happiness Objects.
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| Squid Wood ( 10 points ) | Find Squidward's Paints.
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| Survival of the Idiots ( 10 points ) | Find the Bellybutton Lint Earmuffs.
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| Tea at the Treedome ( 10 points ) | Find Sandy's Iced Tea Glass.
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| The Great Snail Race ( 10 points ) | Find Snellie's Pet Carrier.
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| Too Good to be True ( 50 points ) | Complete any level without dying, without invincibility.
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| Valentine's Day ( 10 points ) | Find the Heart-Shaped Acorn.
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| Walking Small ( 30 points ) | Have a Co-op buddy, as Plankton, make 100 Happiness Nuggets sad.
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| Weenie Hut ( 5 points ) | Feed Patrick a kelp hot dog.
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| Wet Painters ( 10 points ) | Find Mr. Krabs' 1st Dollar.
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