Back when Grant Hosford's older daughter was in first grade, she signed up for an extracurricular class, building robots with a programmable Lego toy called Mindstorms. Hosford, a dot-com entrepreneur, came to visit the class and was startled to see that Naomi, who loves science and math, was both the only girl there and the youngest by a couple of years.
"My first reaction was not, 'Oh, I'm going to go build a coding company.' My first reaction was, 'What can I build for my daughter that will help her down this path?' "