Setting up a virtual private network (VPN) for a lot of iOS devices in a single household can be fiddly and tedious. How-To Geek suggests creating a single configuration profile you can send to anyone who needs to get on the network.
All you need to do is download the Apple Configurator utility and enter your VPN settings. You can then create a profile that you can email to anyone who needs to get onto your network so they can set it up with a single tap. Head over to How-To Geek for the full guide.