Maybe. There's intense speculation on these boards that disney is "catching onto cheaters" who do things like bank their children's meals and use them for adult meals. The ddp brochure has recently added a 5th page of FAQ that say children's entitlements are intended for children's use.
We never did that, I felt like we had plenty of TS credits for our family's needs.
I'd suggest looking at the menus on allearsnet.com and deciding what interests you. Plan your meals from there and don't go into it trying to "screw" the mouse, go into it deciding what would make an enjoyable vacation for you and your family. Even using your own vehicle, you need to figure that a TS meal will take 2 hours or so from your day, sometimes more, sometimes less depending on the meal, time of day, location, transportation, etc.