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Shop 15 Years Old

Advanced world history studies, in-depth grammar, and compelling audiobooks offer interest and challenge for teens. 

Our age categories correspond to grade levels, and are just meant as a rough guide. Always focus on your own child’s interests and abilities, rather than standard age/grade levels.

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Age 15_9th Grade
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Subject

Subject
  • Resources for Parents (24)
  • History & Geography (18)
  • Jim Weiss Collection (15)
  • Stories Children Love (15)
  • Well-Trained Mind Academy Textbooks (7)
  • Writing (5)
  • Grammar (2)
  • Reading (2)

Series

Series
  • Conference Audios (15)
  • Books and Fun for Parents (9)
  • The History of the World (9)
  • Biography and History Audiobooks (7)
  • Fiction and Poetry Audiobooks (5)
  • Myths, Legends, Fairytales, and Fables (3)
  • Grammar for the Well-Trained Mind (2)
  • Listen-Read-Perform Companion Readers (1)
  • Writing With Ease (1)

Grade

Grade
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  • College & Beyond (46)

Format

Format
  • Downloadable (14)
  • MP3 (14)
  • Audio CD (12)
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  • PDF (11)
  • Hardcover (7)
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Condition

Condition
  • New (18)
  • Scratch & Dent (10)