Multiplayer couch games you can play with your kids. More quantity. More variety. More background exposure to great ideas. eg Play in a van Gogh painting word or a Dali or Pollock. Play in the great buildings of history. With a Beethoven soundtrack. Or Louis Armstrong.

What do we have?

A few FPSs that end up all being very similar with slightly different skins.

    OG xbox
    crimson skies
    Fuzion Frenzy
    Mechassult

    ps3
    Rayman origins & legends
    Ratchet & Clank All4One. 
    Little Big Planet. 
    Street Fighter IV (and the multitude of similar games) 
    Lego games
    Portal 2
    WipEoutHD
    Stardust. 
    Modnation racers 
    Motor Storm. 
    Sports champions.

    ps4
    Overcooked. 
    RocketLeague (constantly gimped by auto update removing couch multiplayer!)