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Instruction (Language Study & Reference, Books): Amazon KDP category data

Amazon Books Best Sellers data for Instruction (Language Study & Reference, Books), updated Nov 3, 2026: median price $13.86, median 562 reviews, average rating 4.6 and a KDPTop opportunity score of 28/100 (highly competitive).

28Opportunity / 100
$13.86Median price
562Median reviews
Price range (middle 50%)$11.90 – $19.97
Average rating4.6
New releases (90 days)3%
Books on the list100
StoreBooks

What stands out

  • Its median reviews are 28% of the parent category Language Study & Reference (2,036), one of the easier corners under it.
  • Only 3% of its best sellers are under 90 days old, fewer than in 88% of Books categories: established titles hold the list.
  • Its review barrier is higher than in 78% of Books categories: the median best seller has 562 reviews, so new books need time to build up.

Top 10 Instruction best sellers

  1. Fluent Forever (Revised Edition): How to Learn Any Language Fast and Never Forget It book cover by Gabriel Wyner

    Fluent Forever (Revised Edition): How to Learn Any Language Fast and Never Forget It

    by Gabriel Wyner

    • List rank#1
    • Price$1.99
    • Rating4.5
    • Reviews3,548

    View on Amazon · Full data on KDPTop

  2. Moby Dick book cover by Herman Melville

    Moby Dick

    by Herman Melville

    • List rank#2
    • Price$21.71
    • Rating4.3
    • Reviews16,888

    View on Amazon · Full data on KDPTop

  3. El poder del ahora / The Power of Now: Un camino hacia la realizacion espiritual / A Guide book cover by Eckhart Tolle

    El poder del ahora / The Power of Now: Un camino hacia la realizacion espiritual / A Guide to Spiritual Enlightenment (Spanish Edition)

    by Eckhart Tolle

    • List rank#3
    • Price$12.99
    • Rating4.7
    • Reviews18,384

    View on Amazon · Full data on KDPTop

  4. Easy Spanish Step-By-Step book cover by Barbara Bregstein

    Easy Spanish Step-By-Step

    by Barbara Bregstein

    • List rank#4
    • Price$9.16
    • Rating4.6
    • Reviews10,017

    View on Amazon · Full data on KDPTop

  5. Wheelock's Latin, 7th Edition: The Classic Introductory Latin Textbook with Authentic Read book cover by Frederic M. Wheelock

    Wheelock's Latin, 7th Edition: The Classic Introductory Latin Textbook with Authentic Readings and Etymological Aids (The Wheelock's Latin Series)

    by Frederic M. Wheelock

    • List rank#5
    • Price$13.29
    • Rating4.7
    • Reviews2,025

    View on Amazon · Full data on KDPTop

  6. The Only Book You Need to Learn Japanese: 5 Books in 1: Speak Japanese in 30 Days and Perf book cover by Hikaru Tamaki

    The Only Book You Need to Learn Japanese: 5 Books in 1: Speak Japanese in 30 Days and Perfect Essentials Within a Year

    by Hikaru Tamaki

    • List rank#6
    • Price$34.01
    • Rating4.6
    • Reviews279

    View on Amazon · Full data on KDPTop

  7. Spanish in 60 Days: The Language Learning Workbook to Help You Speak Just Like the Locals  book cover by La Cucaracha Sara

    Spanish in 60 Days: The Language Learning Workbook to Help You Speak Just Like the Locals With Common Slang Words and Phrases, Conversation Starters, and Grammar Rules to Live By! (Learn Spanish)

    by La Cucaracha Sara

    • List rank#7
    • Price$23.94
    • Rating4.5
    • Reviews1,410

    View on Amazon · Full data on KDPTop

  8. Spanish Grammar: a QuickStudy Laminated Reference Guide book cover by Dora Romero

    Spanish Grammar: a QuickStudy Laminated Reference Guide

    by Dora Romero

    • List rank#8
    • Price$8.34
    • Rating4.6
    • Reviews3,973

    View on Amazon · Full data on KDPTop

  9. My First English - Español Learning Library (Mi Primea English - Español Learning Library) book cover by Wonder House Books

    My First English - Español Learning Library (Mi Primea English - Español Learning Library) (Spanish Edition)

    by Wonder House Books

    • List rank#9
    • Price$19.99
    • Rating4.6
    • Reviews4,802

    View on Amazon · Full data on KDPTop

  10. Easy Italian Phrase Book: Over 770 Phrases for Everyday Use (Dover Language Guides Italian book cover by Dover

    Easy Italian Phrase Book: Over 770 Phrases for Everyday Use (Dover Language Guides Italian)

    by Dover

    • List rank#10
    • Price$4.66
    • Rating4.4
    • Reviews2,382

    View on Amazon · Full data on KDPTop

Same niche in Kindle eBooks: Language Instruction

FAQ

Is Instruction a good niche for Amazon KDP?

Its KDPTop opportunity score is 28/100, which makes it highly competitive. The median best seller has 562 reviews and sells for $13.86.

How many reviews do you need to rank in Instruction?

The median best seller has 562 reviews, and 13% of them have fewer than 100.

What do Instruction best sellers cost?

The median price is $13.86; half of the best sellers are priced between $11.90 and $19.97.

Can new books break into Instruction?

3% of the current best sellers were released in the last 90 days.

About this data

Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.