child, kid, young, boy, male, girl, female, african american, mixed race, sibling, sister, brother, family, three, person, sit, together, use, look at, read, watch, technology, digital, wireless, checking, email, internet, �using, communication, texting, touchscreen, �mobile device, cell phone, smartphone, message, sms, portable, device, leisure, indoor, inside, home, house, day, together