SpongeBob SquarePants is lost in Bikini Bottom! The game is about solving riddles to figure out where SpongeBob could be. Each riddle is a statement intentionally phrased so it requires ingenuity in finding the answer or meaning. Under each riddle are pictures of three locations.
The player must click on one of the locations that they think the riddle is referring to. There are a total of 10 riddles. After solving the riddles, the game tells the player if they have truly found SpongeBob or not.
The game is meant to promote "Lost in Bikini Bottom" and it features the art style for that episode seen in the promos.