Freya and the magic jewel. Book 1 [Thunder girls Volume: bk. 1]by Holub, Joan 

BTSB Prebound(Aladdin, 2018)

BTSB #: 461225 Available

Dewey: FAges: 8-12   
AR: 5.2 MG RC: 4.5 3-5 Lexile: 740 F&P: V

Genres: Folk Tales, Fables, Mythology

Subjects: Norse mythology - Fiction Friendship - Fiction Magic - Fiction Lost and found possessions - Fiction School stories

Summary: Book 1--Unlike her twin brother Frey, twelve-year-old girlgoddess Freya is not excited about their invitation to Asgard Academy, especially after she loses her magical jewel, leaving her powerless and worried about making friends.

Idun and the apples of youth [Thunder girls Volume: bk. 3]by Holub, Joan 

BTSB Prebound(Aladdin, 2019)

BTSB #: 461332 Available

Dewey: FAges: 8-12   
Lexile: 760

Genres: Folk Tales, Fables, Mythology

Subjects: Idun - (Norse deity) - Fiction Norse mythology - Fiction Apples - Fiction Magic - Fiction Fantasy fiction

Summary: Twelve-year-old Idun is the goddess of youth, and her magical and deliciously-sweet golden apples are what keep all of the academy's gods and goddesses healthy and youthful. They grow year-round - even in winter snow - in one particular grove in Asgard. But when mischievous Loki ends up making a bet that jeopardizes Idun--and her powerful apples--she must figure out a way to protect herself and her magical orchards from a giant who wants those apples all to himself! Can Idun save the apples--and the rest of the gods and goddesses--from the two bad seeds at Asgard Academy?

Sif and the dwarfs' treasures. Book 2 [Thunder girls Volume: bk. 2]by Holub, Joan 

BTSB Prebound(Aladdin, 2018)

BTSB #: 461331 Available

Dewey: FAges: 8-12   
AR: 5.4 MG RC: 5.3 3-5 Lexile: 800 F&P: V

Genres: Folk Tales, Fables, Mythology

Subjects: Loki - (Norse deity) - Fiction Freya - (Norse deity) - Fiction Norse mythology - Fiction Friendship - Fiction Hair - Fiction Dwarfs (Persons) - Fiction Oracles - Fiction Norse goddesses - Fiction

Summary: Twelve-year-old Sif, goddess of the harvest and a reluctant seer whose abilities are woven into her hair, goes on a quest with Freya and Loki after Loki cuts her hair in a prank gone wrong, causing the crops of Midgard to fail.