Here's one way to keep your kids a little safer this summer. You could buy an end of driveway fence for around $100, or you could make a driveway fence for about $20. This is an incredibly easy DIY that will give you peace of mind that bikes, balls, and kids will most likely stay out of the street. Of course I'm still out there watching like a hawk, but you get the idea. It's easy to put up and easy to take down, so why not have a one around for added peace of mind. You need: 1 roll of 3'…