Percy Jackson and the Olympians: The Lightning Thief/Differences from the book

{|border="1" cellpadding="2" cellspacing="2" align="center" !Book !Movie
 * -style="background:#23468b; color:white;"
 * Annabeth has blond hair.
 * Annabeth has brown hair.
 * Grover is Caucasian.
 * Grover is African-American.
 * Grover has red hair.
 * Grover has black hair.
 * Percy has black hair.
 * Percy has brown hair.
 * Clarisse is there in the beginning.
 * Clarisse is not casted.
 * The original ages were 12. (Percy is 11.)
 * The ages have been changed to age 17. (Annabeth is 18)
 * There is a St.Louis arch.
 * Replaced with Hydra scene.
 * Tyson gives Percy his wristwatch in The Sea of Monsters.
 * Percy has his wristwatch.
 * Persephone is supposed to be with her mother, Demeter.
 * Persephone is shown with Hades.
 * Percy, Grover, and Annabeth take a taxi from the Lotus Hotel and Casino.
 * Grover (the driver) busts them through the doors with a Maserati.
 * Chiron is a stallion.
 * Chiron is a clydesdale.
 * Athena is Caucasian.
 * Athena is Latino.
 * Ares is in it half of the book.
 * Ares is left "uncredited" in the movie.
 * Silena has black hair.
 * Selina has blond hair.
 * Riptide is bronze and a cap pen.
 * Riptide is silver and a click pen.
 * The Great Prophecy happens the age of 16.
 * The prophecy happens at the age of 21.
 * Percy and Annabeth are attempting to like each other as friends.
 * Percy is quite interested/fascinated with Annabeth. (ABC Family sneak preview #3)
 * Medusa is fought with seen through a glass orb.
 * Medusa is seen through an iPod Touch.
 * Percy doesn't own any type of electronic device.
 * Percy has an iPod Touch.
 * Grover has no electronic device.
 * Grover has a an iPhone.
 * Percy's Trident Sign is like a hologram.
 * Percy's Trident Sign is like a tatoo.
 * Riptide is bronze and a cap pen.
 * Riptide is silver and a click pen.
 * The Great Prophecy happens the age of 16.
 * The prophecy happens at the age of 21.
 * Percy and Annabeth are attempting to like each other as friends.
 * Percy is quite interested/fascinated with Annabeth. (ABC Family sneak preview #3)
 * Medusa is fought with seen through a glass orb.
 * Medusa is seen through an iPod Touch.
 * Percy doesn't own any type of electronic device.
 * Percy has an iPod Touch.
 * Grover has no electronic device.
 * Grover has a an iPhone.
 * Percy's Trident Sign is like a hologram.
 * Percy's Trident Sign is like a tatoo.
 * Percy has an iPod Touch.
 * Grover has no electronic device.
 * Grover has a an iPhone.
 * Percy's Trident Sign is like a hologram.
 * Percy's Trident Sign is like a tatoo.
 * Percy's Trident Sign is like a hologram.
 * Percy's Trident Sign is like a tatoo.