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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
  • History & Geography (28)
  • Well-Trained Mind Academy Textbooks (16)

Series

Series
  • Telling God’s Story (1)

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Grade
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Format
  • PDF (25)
  • Paperback (12)
  • Audio CD (4)
  • Downloadable MP3 (4)
  • Hardcover (4)
  • Loose-leaf Packet (4)

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Condition
  • New (20)
  • Scratch & Dent (16)