The twelth book is called Ruins of Gorlan. It is by John Flanagan. It is adventure. The book is set in the middle ages and is about a boy who becomes the apprentice of a ranger. A ranger is a person that is deadly accurate with a bow and arrow and with throwing knives. I would give it 4 stars.
The fourteenth book is called The Tribe. It is by Valerie Bloom. It is adventure. It is set in mankind's primitive stage. It is about a girl who's tribe gets attacked and she gets kidnapped. I would give it 3 stars.
The sixteenth book is called Groovy Greeks. It is by Terry Deary. It is a fun fact book filled with wonderful, funny and violent jokes and facts about the Greeks. You get many different types of these books (horrible history) and many more jokes. this is a type of book that is short and easy to read. I would give all the books that I have read 4 stars.
The eighteenth book is called Airman by Eoin Colfer. It is set in the Age of Discovery when a boys life falls apart with the death of the king. He has a passion to fly. I would give it 4 stars.
The twentieth book is called Percy Jackson and the titan's curse by Rick Riordan. It is a fantasy book. It is about a boy who is the son of Poseidon the Greek god of the sea. I would give it 4 stars.
The eleventh book is called Running Wild. It is by Michael Morpurgo. It is adventure. It is a book about a boy and an elephant that get lost in the jungle because the elephant was scared away by a tsunami. I would give it 2 stars.
The thirteenth book you have probably heard of. It is Diary of a Wimpy Kid. It is by Jeff Kinney. It is comedy. It is about a boy who goes to middle school and has a best friend called Rowly. It is based in modern times and there is a movie out on it. I would give it 2 stars.
The fiftheenth book is called the Hobbit. It is by J.R.R Tolkien. It is a fantasy book based in the middle ages. It is about a young hobbit that goes on an adventure so go kill Smaug, and evil dragon who has stolen most of the dwarves gold. I would give it 5 stars.
The seventeenth book is called Boot Camp by Todd Strasser. I am not sure what type of book it is but its really good.
It is about a 15 year old boy who gets sent to a boot camp. I would give it 4 stars.
The nineteenth book is called Hostage by Chris Ryan. It is an action book. It is about a group of teenagers who go to Alaska. While there they find out that someone is contaminating the river and set off to stop them. I would give it 4 stars.