They 'modeled' their educational system 'on' the U.S. system. [=they used the U.S. system as a model when they created their educational system]
His best dish is closely 'modeled on' his mother's recipe. [=is based on and very similar to his mother's recipe]
She 'models' [=she works as a fashion model] for the world's most successful modeling agency.
(..) It's like a museum. It's like a toy store. Wow. Check this out. It's the world's biggest model airplane. It's not a model, Penny. It's a prototype. And we should probably just leave that alone. Okay. (..)2014 Mr. Peabody & Sherman
(..) their history, huh, Penny? It's really great meeting you guys. Maybe you can come over to my house sometime. I could bring my new model. It's a hydrogen atom. You've only got one, huh? Guess we'll have to split it. Good one! Check it, guys. (..)2014 Mr. Peabody & Sherman