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The Brilliant Calculator: How Mathematician Edith Clarke Helped Electrify America [Hardcover]

$14.99     $18.99    21% Off      (Free Shipping)
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  • Category: Books (Juvenile Nonfiction)
  • Author:  Lower, Jan
  • Author:  Lower, Jan
  • ISBN-10:  1662680066
  • ISBN-10:  1662680066
  • ISBN-13:  9781662680069
  • ISBN-13:  9781662680069
  • Publisher:  Calkins Creek
  • Publisher:  Calkins Creek
  • Pages:  40
  • Pages:  40
  • Binding:  Hardcover
  • Binding:  Hardcover
  • Pub Date:  01-Jul-2023
  • Pub Date:  01-Jul-2023
  • SKU:  1662680066-11-SPLV
  • SKU:  1662680066-11-SPLV
  • Item ID: 105434235
  • List Price: $18.99
  • Seller: ShopSpell
  • Ships in: 2 business days
  • Transit time: Up to 5 business days
  • Delivery by: Sep 27 to Sep 29
  • Notes: Brand New Book. Order Now.
A Mathical Honor Book

Hidden Figures
meets Rosie Revere, Engineer in this STEM/STEAM picture book about Edith Clarke, the innovator who solved an electrical mystery and built the first graphing calculator—from paper!


Long before calculators were invented, little Edith Clarke devoured numbers, conquered calculations, cracked puzzles, and breezed through brainteasers. Edith wanted to be an engineer—to use the numbers she saw all around her to help build America.

When she grew up, no one would hire a woman engineer. But that didn’t stop Edith from following her passion and putting her lightning-quick mind to the problem of electricity. But the calculations took so long! Always curious, Edith couldn’t help thinking of better ways to do things. She constructed a “calculator” from paper that was ten times faster than doing all that math by hand! Her invention won her a job, making her the first woman electrical engineer in America. And because Edith shared her knowledge with others, her calculator helped electrify America, bringing telephones and light across the nation.2024 Kansas NEA Reading Circle List
A Mathical Honor Book
A Rise Feminist Book Project Recommended Title
A NSTA-CBC Best STEM Book
A Bank Street Best Children's Book


The full-color images catch the eye and playfully include mathematical puzzles. Edith’s quotes are interspersed throughout, highlighting her love of math and her determination to succeed in a traditionally male field. This one will inspire and validate any readers who love mathematics and calculations, especially anyone who has felt marginalized within STEM fields...Rousing encouragement for readers—especially math-minded ones—to follow their dreams. —