Little People Christmas Train Pioneering Mathematician: Discover the inside

Pioneering Mathematician: Discover the inside story of the 'human computer' whose calculations were critical for NASA's first flights into space

With the soul of an artist and the imagination of an inventor

and the energy that pours from every page

Not all that challenges are tough (ok

President Barack Obama awarded her the prestigious Presidential Medal of Freedom-the nation's highest civilian honor-for her pioneering work as a mathematician on NASA's first flights into space

Little People Christmas Train Pioneering Mathematician: Discover the insideAll aboard for holiday cheer with the Little People Musical Christmas Train from Fisher Price! This push along toy train features holly jolly music, festive sounds, and fun surprises plus Santa, his elf and a reindeer to ride along. Toddlers can bring the holiday magic to life by rolling the train along or pressing down on the conductor's seat to activate the music, sounds and actions. Colors and decorations may vary.