SpongeBob Hidden Letters is a free game for girl to play online at ZiLigames.Com. You can play SpongeBob Hidden Letters in your browser for free. In SpongeBob Hidden Letters each picture contains a 26 hidden letters, and there is a total of three pictures for you to make your choice from. When you find a letter, simply click on it. There is a time limit of 300 seconds for each image, however you can choose to turn it off if you want to take it a bit more relaxed.Have Fun!