A collection of stickers

Please help me to correct them, thanks.

(a) Susan is an introverted disposition girl. She is 10 years old. Her hobby is collecting stickers. She started her hobby when she was young. / She started collecting stickers when she was 5 years old. She has three big collection of albums.

(b) She has a wide range of collections of stickers. / She has many different types of colourful stickers in his 3 big albums. She likes to collect animals, fish and cartoons stickers. Normally, she buys them from a kind aunt near her house.

(c) Her sticker albums are attractive and full of colouful stickers. She brings her albums to school and share with friends. Sometimes, she exchanges stickers with her close friends. She keeps /makes the albums clean and neat. She likes it very much.