Counting the Stars type-Illustrated Nina and her twin sister

Nina and her twin sister

who promise her money in exchange for helping them capture the last dragon in Kievan Rus

fresh out of the chimney

they come out only to Hannah

and their joy fills the train car

Counting the Stars type-Illustrated Nina and her twin sisterYears before astronauts were launched into space, a group of dedicated women was working behind the scenes to do the calculations that made space flight possible. Known as human computers, these women calculated the orbital mechanics needed to get NASA off the ground. Katherine Johnson was among the best of them. A brilliant African American woman, who had gone to college at 15 and worked at NASA during the 1950s and 1960s, her brilliant brain and