Find Another Book

Book details

Counting on Katherine

Helaine Becker - Author

A focused biography of a pioneering mathematician, linking childhood curiosity with consequential work at NASA. Its strongest offering is a clear portrait of expertise, persistence and African American women’s contribution to space history.

More about this book

"You've likely heard of the historic Apollo 13 [mission]. But do you know about the mathematical genius who made sure that Apollo 13 returned safely home? As a child, Katherine Johnson loved to count. She counted the steps on the road, the number of dishes and spoons she washed in the kitchen sink, everything! Boundless, curious, and excited by calculations, young Katherine longed to know as much as she could about math, about the universe. From Katherine's early beginnings as a gifted student to her heroic accomplishments as a prominent mathematician at NASA, this is the story of a groundbreaking American woman who not only calculated the course of moon landings but, in turn, saved lives and made enormous contributions to history." -- Adapted from book jacket.

Add to Compare Explore

Book Analysis

At a Glance

Discover

Mathematics· AffirmedCuriosity· AffirmedSpace exploration· Affirmed

Consider

Discrimination or prejudiceFear and suspenseDiscrimination

Personalised Fit

Beyond the Cover

mathematicscuriosityspace explorationprofessional achievementAfrican American historywomen mathematicianseducational accessNASA

Non-fictionPicture book

Themes in Context

Mathematical curiosity and expertise

Johnson is shown counting from childhood and later calculating flight paths and moon-landing courses at NASA.

How the book presents it: The narrative presents mathematical curiosity, competence and persistence as central strengths, with her expertise linked to important work.

Talk about: How does the book connect enjoying numbers with becoming responsible for complex calculations?

Race, gender and opportunity

Johnson attends a Black high school after her hometown’s high school excludes Black pupils, then works in a field described as once out of reach for many African Americans.

How the book presents it: The book presents this favourably.

Talk about: Does the book explain how racial and gender barriers shaped Johnson’s opportunities, or mainly show her individual determination?

Why It May Be Worth Reading

It may prompt interest in mathematics, space exploration and biographies of Black women. The illustrations incorporate calculations and notes, giving visual emphasis to Johnson’s mathematical thinking.

What Deserves Attention

This provides a concrete opening to discuss unequal opportunity.

A Conversation Worth Having

How does the book show the relationship between Johnson’s enjoyment of mathematics and the trust placed in her professional calculations? What more might you want to know about her life beyond these achievements?

Reading Approach

Read together, pausing to notice how numbers, diagrams and space-flight language are presented. Afterwards, invite the reader to explain one contribution and investigate which questions about Johnson remain unanswered.

Confidence & Basis

Theme indicators describe how the book presents a topic; they are not a verdict on the whole book or your family's values. Confidence reflects how much book-specific material was checked. Only part of the book information was available, so some details remain unconfirmed.

What remains unconfirmed

Mathematical curiosity and expertise: Some details of this treatment remain unclear.
Race, gender and opportunity: Some details of this treatment remain unclear.

Book information

Limited information

Relevant to: Mathematical curiosity and expertise

TeachingBooks | Counting on Katherine: How Katherine Johnson Saved Apollo 13

Limited information

Checked: 19 September 2026.

Relevant to: General book context

COUNTING ON KATHERINE

Limited information

Checked: 19 September 2026.

Relevant to: Mathematical curiosity and expertise; Race, gender and opportunity

Counting on Katherine: How Katherine Johnson Saved Apollo 13 | RIF.org

Limited information

Checked: 19 September 2026.

Relevant to: Race, gender and opportunity

Benefits, discussion questions and reading approaches are suggestions. Your knowledge of your child remains part of the decision.

Heidi

Heidi

Counting on Katherine

At a Glance

Discover

Consider

Personalised Fit

Beyond the Cover

Themes in Context

Mathematical curiosity and expertise

Race, gender and opportunity

Why It May Be Worth Reading

What Deserves Attention

A Conversation Worth Having

Reading Approach

What remains unconfirmed