Preheat the oven to 375ºF.
Grease a casserole dish and set aside.
Cook pasta according to directions on box and set aside.
Cook chicken nuggets according to the directions on box and set aside.
Once the pasta and chicken nuggets are ready, place them both in the greased casserole dish and stir in the jar of marinara sauce.
Top with shredded mozzarella and parmesan.
Sprinkle the oregano on top and bake uncovered for 30-40 minutes, until cheese is nice and melted.
Let cool for 10 minutes before serving.