Counting on Katherine: How Katherine Johnson Saved Apollo 13

By: Helaine Becker

Illustrator: Dow Phumiruk

From Katherine's earlybeginnings as a gifted student to her heroic accomplishments as a prominentmathematician at NASA, this is the story of an American icon who notonly calculated the course of moon landings but, in turn, saved lives. More about Katherine Johnson. Sources. Full-color illustrations were created digitally in Photoshop with scans of watercolors and textures.

ISBN: 9781250137524

JLG Release: Sep 2018

Sensitive Areas: None
Topics: Katherine G , Johnson (1918– ) , Biography , National Aeronautics and Space Administration (NASA) officials and employees , US mathematicians , African American women mathematicians , Apollo 13

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Awards & Honors

2019 Cook Prize Winner
2019—2020 Red Clover Award Nominee
ILA Teachers' Choices - 2019
CSMCL Best Books - 2018

Praise & Reviews

Starred or favorable reviews have been received from these periodicals:

Kirkus Reviews*, Booklist, Publishers Weekly

Book Details



First Release

September 2018



Dewey Classification

510.92 B

Trim Size

11" x 9"

Page Count


Accelerated Reader

Level 4.2; Points: 0.5;

Scholastic Reading Counts

Level 4.4; Points: 3;


Level 710L


Print Book


Hardcover edition


Henry Holt

Potentially Sensitive Areas



Katherine G, Johnson (1918– ), Biography, National Aeronautics and Space Administration (NASA) officials and employees, US mathematicians, African American women mathematicians, Apollo 13,

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