Second annual SJ Mini Maker Faire - BANGPhotos
Gan Kumar, watches his daughter Meena Kumar, 11, throw a paper plane at the second annual San Jose Mini Maker Faire at History San Jose Park in San Jose, Calif., on Sunday, September 4, 2016. (Josie Lepe/Bay Area News Group)

Gan Kumar, watches his daughter Meena Kumar, 11, throw a paper plane at the second annual San Jose Mini Maker Faire at History San Jose Park in San Jose, Calif., on Sunday, September 4, 2016. (Josie Lepe/Bay Area News Group)