Harry Potter And The Chamber Of Secrets Cheats

Get the bestiary option:
Finish the five Famous Witches and Wizards cards CREATURES in your collection. After you collected all five, there will be a new category in your menu which will give information about the creatures you will commonly see in the game.
 

Gemstones to open the door:
 

Gemstone 1 - In the first chest box near the slugs.
Gemstone 2 - Defeat all three Fire Turtles.
Gemstone 3 - In the box next to the switch that activates the crushers.
Gemstone 4 - In gem cart near were the mine carrying cart that takes you out is located.
Gemstone 5 - In boulder. To get out, turn on crusher, put the boulder under it, and turn the crusher switch.

Charms cards:
The cards below are referred to from left to right.
 

First card - Found during your Leviosa Challenge.
Second card - Secret room in portrait hall.
Third card - Room in Flitwick's office.
Fourth card - Secret room, corner of Gryffindor common room where you light torches with incendio to open a wall.
Fifth card - Bonus room in portrait hall, with male portrait.

Alohomora spell:
In order to get the last spell, Alohomora, you must get all five Famous Witches And Wizards "Charms" cards in your collection.
 

Skurge spell:
Defeat Peeves the first time you enter the Restricted section of the library on the second floor.
 

Girding Potions:
Finish the five Famous Witches and Wizards card POTIONS, and you will receive five Girding potions.
 

Increase your boost bar:
When at the flying lessons press A at the start when the countdown reaches 1. Timing is important in this trick.