Raising kids in the age of smartphones is... complicated. On one hand, you want to keep them innocent and screen-free for as long as possible. On the other, technology is a fact of modern life, and teaching the principles of good digital civilianship early on makes all the difference. So what’s a concerned parent to do?Enter the Verizon Gizmo Watch 4, the perfect smartwatch designed specifically to introduce technology to your kids, without soci…