What books are similar to Puzzleheart?

The 10 closest matches to Puzzleheart by Jenn Reese on ReadingList include The Firefly Summer, Between Two Brothers, Boy 2.0, The Partition Project, and The Wrong Way Home. Each is scored on shared themes (mystery, family, and puzzles), shared award lists, genre, and reading level (grades 4–8), and links to the curricula, states, and grades where it is assigned in US schools, with primary sources.

Are books like Puzzleheart reading-level appropriate?

Yes — every match is a reading-level match, not just a topical one, scored on Lexile and grade band (grades 4–8), so the picks stay grade-appropriate. See how ReadingList judges text difficulty on the /standard methodology page.

How does ReadingList choose similar books?

Matches are ranked by shared themes, shared award and reading-program lists (two books picked for the same state award were chosen by the same committees for the same readers), same genre, comparable Lexile and grade band, and publication decade — computed from cited public curriculum data, not editorial opinion or AI-generated summaries.

Books like Puzzleheart

If you liked Puzzleheart, read The Firefly Summer, Between Two Brothers, or Boy 2.0 — the closest matches in our database, matched on shared themes, shared award lists, and reading level.

Closest match: The Firefly Summer by Morgan Matson — shares mystery and family

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Looking for books like Puzzleheart by Jenn Reese (Middle Grade Fiction · grades 4–8)? It’s most often read for its themes of mystery, family, and puzzles. The 10 titles below are the closest matches in the ReadingList database — each scored on shared themes, shared award lists, genre, and reading level, and each linked to the curricula, states, and grades where it’s assigned, with primary sources.

These are reading-level matches, not just topical ones — so the picks stay grade-appropriate for a grades 4–8 reader. See how we judge text difficulty on our methodology page.

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Why each is a match

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The Firefly Summergrades 3–7: Shares themes of mystery and family, same genre (Middle Grade Fiction), and overlapping grades (3–7). Amazon → books like this →
Between Two Brothersgrades 4–8: Shares themes of family, both on the Maine Student Book Award list, and same genre (Middle Grade Fiction). Amazon → books like this →
Boy 2.0grades 4–8: Shares themes of family, both on the Maine Student Book Award list, and same genre (Middle Grade Fiction). Amazon → books like this →
The Partition Projectgrades 4–8: Shares themes of family, both on the Maine Student Book Award list, and same genre (Middle Grade Fiction). Amazon → books like this →
The Wrong Way Homegrades 4–8: Shares themes of family, both on the Maine Student Book Award list, and same genre (Middle Grade Fiction). Amazon → books like this →
The Bad Beginning (A Series of Unfortunate Events #1)1010L: Shares themes of mystery and family, same genre (Middle Grade Fiction), and overlapping grades (4–7). Amazon → books like this →
The Sherlock Societygrades 4–8: Shares themes of mystery and family, both on the Maine Student Book Award list, and overlapping grades (4–8). Amazon → books like this →
Mid-Airgrades 5–8: Both on the Maine Student Book Award list, same genre (Middle Grade Fiction), and overlapping grades (5–8). Amazon → books like this →
Not Nothinggrades 4–8: Both on the Maine Student Book Award list, same genre (Middle Grade Fiction), and overlapping grades (4–8). Amazon → books like this →
Popcorngrades 4–8: Both on the Maine Student Book Award list, same genre (Middle Grade Fiction), and overlapping grades (4–8). Amazon → books like this →

Books like Puzzleheart for elementary readers (grades 3–5)

Closest matches whose grade range overlaps 3–5— same scoring, different audience.

Diary of a Wimpy Kid by Jeff Kinney · 950L — Shares themes of family, both on the Maine Student Book Award list, and same genre (Middle Grade Fiction).
Wonder by R.J. Palacio · 790L — Shares themes of family, both on the Maine Student Book Award list, and same genre (Middle Grade Fiction).
The Night Train by Lorelei Savaryn · grades 4–8 — Shares themes of mystery, both on the Maine Student Book Award list, and overlapping grades (4–8).
Holes by Louis Sachar · 660L — Both on the Maine Student Book Award list, same genre (Middle Grade Fiction), and overlapping grades (4–7).
Jawbreaker by Christina Wyman · grades 3–7 — Shares themes of family, same genre (Middle Grade Fiction), and overlapping grades (3–7).

Books like Puzzleheart for middle school (grades 6–8)

Closest matches whose grade range overlaps 6–8— same scoring, different audience.

Diary of a Wimpy Kid by Jeff Kinney · 950L — Shares themes of family, both on the Maine Student Book Award list, and same genre (Middle Grade Fiction).
Wonder by R.J. Palacio · 790L — Shares themes of family, both on the Maine Student Book Award list, and same genre (Middle Grade Fiction).
The Night Train by Lorelei Savaryn · grades 4–8 — Shares themes of mystery, both on the Maine Student Book Award list, and overlapping grades (4–8).
Holes by Louis Sachar · 660L — Both on the Maine Student Book Award list, same genre (Middle Grade Fiction), and overlapping grades (4–7).
Jawbreaker by Christina Wyman · grades 3–7 — Shares themes of family, same genre (Middle Grade Fiction), and overlapping grades (3–7).

Books like Puzzleheart for high school & teens (grades 9–12)

Closest matches whose grade range overlaps 9–12— same scoring, different audience.

How to Survive Your Murder by Danielle Valentine · grades 9–12 — Shares themes of mystery and family.
That's Not My Name by Megan Lally · grades 9–12 — Shares themes of mystery.
The Agathas by Kathleen Glasgow · grades 9–12 — Shares themes of mystery.
A Game of Fox & Squirrels by Jenn Reese · grades 5–12 — Is by Jenn Reese, the same author, both on the Andre Norton Award for Middle Grade & Young Adult Fiction list, and overlapping grades (5–12).
Every Bird a Prince by Jenn Reese · grades 5–12 — Is by Jenn Reese, the same author, both on the Andre Norton Award for Middle Grade & Young Adult Fiction list, and overlapping grades (5–12).

Common questions

What books are similar to Puzzleheart?: The 10 closest matches to Puzzleheart by Jenn Reese on ReadingList include The Firefly Summer, Between Two Brothers, Boy 2.0, The Partition Project, and The Wrong Way Home. Each is scored on shared themes (mystery, family, and puzzles), shared award lists, genre, and reading level (grades 4–8), and links to the curricula, states, and grades where it is assigned in US schools, with primary sources.
Are books like Puzzleheart reading-level appropriate?: Yes — every match is a reading-level match, not just a topical one, scored on Lexile and grade band (grades 4–8), so the picks stay grade-appropriate. See how ReadingList judges text difficulty on the /standard methodology page.
How does ReadingList choose similar books?: Matches are ranked by shared themes, shared award and reading-program lists (two books picked for the same state award were chosen by the same committees for the same readers), same genre, comparable Lexile and grade band, and publication decade — computed from cited public curriculum data, not editorial opinion or AI-generated summaries.

Book data last updated 2026-09-05. Matches are computed from each book’s cited attributes — see the methodology.

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