Preheat oven to 400 degrees F. If you don't have a pizza stone or round nonstick cooking sheet, lightly grease a regular round cooking sheet. Cook ground beef in skillet, drain and spoon evenly on pizza crust dough.
This has easy, fun ingredients that kids will enjoy, and if made with lower fat items, is quite healthy, compared to some of the "fast food" stuff. It looks like a pizza, smells like tacos and is just all around good.
Seasoned ground beef, pasta sauce, and cheese are layered between flour tortillas and baked for a delicious stacked meal. This page contains a recipe for a towering taco pizza.