In large mixing bowl, make your favorite white cake recipe. Add in sprinkles.
Bake cake accordingly. While cake bakes, in separate large mixing bowl, combine cool whip, yogurt, & cake mix.
Add in sprinkles to the frosting.
Once cakes have baked & cooled completely, place one on top of cake stand. Layer frosting on top & then place another cake on top of the frosting. Repeat until all cakes have been used.
Decorate top of the cake however you desire & place Teddy Grahams around.