Best Books for Ages 6-8 in 2025
Recommended early chapter books and illustrated fiction, ranked by real Amazon UK sales during 2025.
“Lottie Brooks’s Essential Guide to Life” by Katie Kirby was the best-selling book for ages 6-8 in 2025, ahead of “Dog Man” and “Diary of a Wimpy Kid”. 100 of the 100 books below hold an average rating of 4.5 stars or better, led by “Mixed” on 4.9 stars from 3,199 reviews.
Ranked by how well each book actually sold on Amazon UK across 2025 — not by our opinion, and not by how they sell today.
FAQs
What were the best books for ages 6-8 in 2025?
The best-selling book for ages 6-8 in 2025 was "Lottie Brooks’s Essential Guide to Life: Write Your own Diary with Lottie: activities and advice from the hilarious Lottie Brooks!", measured on real Amazon UK sales rank across 2025. See the full top 100 below.
How is this list ranked?
By real Amazon UK sales rank averaged across 2025 specifically, so it reflects what actually sold to this age group during that year rather than what sells today.