Fewer than 3 in 10 graduates in science, technology, engineering, and mathematics are women. And barely 1 in 10 actual engineers are women. Early in a girl's life, the toys marketed to her are usually things that don't encourage her to enter those fields. GoldieBlox intends to change that by teaching them while they are young that these fields can be fun — and apparently epic, by the looks of this super-genius 2-minute video. Watch and learn.