164. The Last Olympian by Rick Riordan

In the final battle between the Olympians and the Titan Kronos, Percy and the demigods get help from surprising sources.

161. The Battle of the Labyrinth by Rick Riordan

 Annabeth gets her wish - a quest of her own  - and she and Percy have to outwit the enemies of Camp Half-Blood and find their way through Daedelus' Labyrinth.  Grover also gets his wish - to find Pan - with surprising consequences.

160. The Titan's Curse by Rick Riordan

When Percy, Thalia and Grover rescue siblings Nico and Bianco from the clutches of Dr. Thorn, Annabeth goes missing. When Artemis likewise vanishes, a quest to find her and Annabeth leads the heroes into a trap set by "the General" who is working for Kronos.

154. The Demigod Diaries by Rick Riordan

An anthology of short stories, puzzles and illustrations based on Riordan's Percy Jackson and the Olympians series. Includes the aptly titled "Son of Magic" penned by Riordan's 16 year old son Haley who was the inspiration behind this popular series.

152. The Sea of Monsters by Rick Riordan

In this second book of the series, Percy and Annabeth must travel through the Sea of Monsters to rescue Grover from the cyclops Polyphemus. Their ultimate goal is to steal the Golden Fleece from Polyphemus and bring it back to Camp Half-Blood so that it's healing powers can stop the destruction of the camp.

151. The Lightning Thief by Rick Riordan

This first book in "The Olympians" series is based on the premise that Greek gods are truly imortal. Set in today's world it is Greek Mythology retold with an ironic twist. Interesting characters and exiting battle scenes make the story come to life.

92. Norse Mythology: The Myths and Legends of the Nordic Gods by Arthur Cotterell

Laid out like an encyclopedia, this book gives detailed information about the major gods, goddesses and places of Norse Mythology. The illustrations, which add greatly to the reader's understanding,  come from a variety of sources and periods.

90.Tales from the Norse Legends by Edward Ferrie

Read by Benjamin Soames. From the Creation of the Universe to Ragnarok - the preordained doom of the Gods - this volume's 12 stories are wonderfully read and accompanied by the music of Mahler, Grieg and Smetana. A great listening experience.