Counting on Katherine: How Katherine Johnson Saved Apollo 13 Fiction_Gift_Guide has become a part of

has become a part of his strange little routine

and prevent it from taking place

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Counting on Katherine: How Katherine Johnson Saved Apollo 13 Fiction_Gift_Guide has become a part ofThe bold story of Katherine Johnson, an African American mathematician who worked for NASA during the space race and was depicted in the film Hidden Figures. You've likely heard of the historic Apollo 13 moon landing. 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