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The Boy Who Loved Math book cover

The Boy Who Loved Math

The Improbable Life of Paul Erdos

by Deborah Heiligman

Roaring Brook Press 2013

Challenging read for K–3rd grade

Reading level 4.2 (4th grade) is above the ages 5–9 interest range

4th grade English Juvenile Nonfiction
48
Pages
0.5
AR Points
11m
Read time
AR Quiz Available

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Genre

Biography

Themes

  • curiosity
  • love of learning
  • problem-solving
  • collaboration
  • nonconformity
  • perseverance
  • travel and community

About this book

This lively picture-book biography introduces Paul Erdős, a brilliant, quirky mathematician who loved numbers more than anything else. From his childhood in Hungary to his travels around the globe, Erdős collaborated with hundreds of mathematicians and turned problem-solving into a shared adventure. Deborah Heiligman’s lyrical text and LeUyen Pham’s playful illustrations make complex ideas feel inviting and fun. Perfect for young readers who enjoy curious facts, big ideas, and stories about people who think differently.

Setting: Budapest, Hungary and around the world, mid-20th century

Frequently Asked Questions

Is The Boy Who Loved Math right for my child?

It depends — here's what to consider for The Boy Who Loved Math. The reading level is AR 4.2, which is typical for 4th grade. The interest level is rated Lower Grades (K–3), meaning the themes and content are designed for ages 5–9 (K–3rd grade). Themes include curiosity, love of learning, problem-solving.

How long does it take to read The Boy Who Loved Math?

At a typical 4th grade reading pace, The Boy Who Loved Math takes around 11m to finish. The book has 1,600 words. Slower or faster readers may vary significantly.

Does The Boy Who Loved Math have an AR quiz?

Yes — The Boy Who Loved Math has an AR quiz available, worth 0.5 points. Your child will need to take and pass the quiz through their school's Accelerated Reader program to earn credit. The quiz is typically 5–20 multiple choice questions about plot, characters, and setting.

What grade level is The Boy Who Loved Math?

The Boy Who Loved Math has an AR reading level of 4.2, which places it at a 4th grade reading difficulty. The interest level is rated Lower Grades (K–3) — this reflects the age-appropriateness of the content and themes, not just the reading difficulty. A strong younger reader may handle the words fine while the themes are aimed at an older audience, or vice versa.