Self sufficiency is what am going to preach. Teach them to be self sufficient dear. I read in one of your comments that they have better gadgets than you do. What are they doing with it? Or you have not shown them the way yet? They will continue to ask for more like Oliver Twist. introduce them to steemit, for instance, they can start writing and earning for themselves.
Give a Man a Fish, and You Feed Him for a Day. Teach a Man To Fish, and You Feed Him for a Lifetime