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Time (Basic Concepts, Kindle eBooks): Amazon KDP category data

Amazon Kindle eBooks Best Sellers data for Time (Basic Concepts, Kindle eBooks), updated Nov 2, 2026: median price $3.99, median 14 reviews, average rating 4.5 and a KDPTop opportunity score of 22/100 (highly competitive).

22Opportunity / 100
$3.99Median price
14Median reviews
Price range (middle 50%)$2.99 – $6.24
Average rating4.5
New releases (90 days)5%
Books on the list100
StoreKindle eBooks

What stands out

  • Its median reviews are 5% of the parent category Basic Concepts (310), one of the easier corners under it.
  • At $3.99 its median price is below 97% of Kindle eBooks categories, so it is a volume game.
  • Its review barrier is lower than in 77% of Kindle eBooks categories: the median best seller has only 14 reviews, so new books can chart with few.

Top 10 Time best sellers

  1. The Snail Who Forgot The mail: Teach your kid patience! Children's Book for Preschool, Tod book cover by Sigal Adler

    The Snail Who Forgot The mail: Teach your kid patience! Children's Book for Preschool, Toddlers, Kindergarten and 1st Graders. early reader story (Children's Picture books for preschool kids)

    by Sigal Adler

    • List rank#1
    • Price$3.99
    • Rating4.3
    • Reviews1,582

    View on Amazon · Full data on KDPTop

  2. Best Day Ever book cover by Lindsay Ward

    Best Day Ever

    by Lindsay Ward

    • List rank#2
    • Price$2.49
    • Rating4.0
    • Reviews308

    View on Amazon · Full data on KDPTop

  3. Counting 1 to 10 (Math Every Day) book cover by Daniel Nunn

    Counting 1 to 10 (Math Every Day)

    by Daniel Nunn

    • List rank#3
    • Price$8.99
    • Reviews-

    View on Amazon · Full data on KDPTop

  4. The Worst New Year's Book in the Whole Entire World: A Seriously Silly Story for Kids (Wor book cover by Joey Acker

    The Worst New Year's Book in the Whole Entire World: A Seriously Silly Story for Kids (Worst World Works™)

    by Joey Acker

    • List rank#4
    • Price$7.99
    • Rating4.5
    • Reviews251

    View on Amazon · Full data on KDPTop

  5. When the Clock Strikes on Halloween: A Rhyming Halloween Adventure that Teaches Kids How t book cover by Lisa Ferland

    When the Clock Strikes on Halloween: A Rhyming Halloween Adventure that Teaches Kids How to Tell Time

    by Lisa Ferland

    • List rank#5
    • Price$6.99
    • Rating4.6
    • Reviews597

    View on Amazon · Full data on KDPTop

  6. I Spy Clocks: Clock Book For Kids Ages 2-5 book cover by Silvester Sykamity

    I Spy Clocks: Clock Book For Kids Ages 2-5

    by Silvester Sykamity

    • List rank#6
    • Price$2.99
    • Rating4.3
    • Reviews46

    View on Amazon · Full data on KDPTop

  7. Good Night, World—I Love You So: A Little Book of Gratitude book cover by Olivia Herrick

    Good Night, World—I Love You So: A Little Book of Gratitude

    by Olivia Herrick

    • List rank#7
    • Price$8.99
    • Rating5.0
    • Reviews5

    View on Amazon · Full data on KDPTop

  8. Where is Your Dinosaur: Teach your child to clean up toys [Cute dinosaur book for kids 3-5 book cover by Aaron Adams

    Where is Your Dinosaur: Teach your child to clean up toys [Cute dinosaur book for kids 3-5 years old with a short funny bedtime story. Cleaning books for kids, dinosaur adventure]

    by Aaron Adams

    • List rank#8
    • Price$6.99
    • Rating4.4
    • Reviews66

    View on Amazon · Full data on KDPTop

  9. Sunday: A Story About Family Time Together (Backpack Books Storytime Favorites) book cover by Janice Garden Macdonald

    Sunday: A Story About Family Time Together (Backpack Books Storytime Favorites)

    by Janice Garden Macdonald

    • List rank#9
    • Price$3.99
    • Rating4.4
    • Reviews97

    View on Amazon · Full data on KDPTop

  10. Goodbye Summer, Hello Fall!: A Children's Book About the Signs of Autumn book cover by Stephanie Lynn

    Goodbye Summer, Hello Fall!: A Children's Book About the Signs of Autumn

    by Stephanie Lynn

    • List rank#10
    • Price$2.99
    • Reviews-

    View on Amazon · Full data on KDPTop

Same niche in Books: Time

FAQ

Is Time a good niche for Amazon KDP?

Its KDPTop opportunity score is 22/100, which makes it highly competitive. The median best seller has 14 reviews and sells for $3.99.

How many reviews do you need to rank in Time?

The median best seller has 14 reviews, and 79% of them have fewer than 100.

What do Time best sellers cost?

The median price is $3.99; half of the best sellers are priced between $2.99 and $6.24.

Can new books break into Time?

5% 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.