1. balsa, zatara   jet plane   cruiser   raft   pickup truck, pick-up van   Hint Half-n-half Clue   2. tren subterráneo   airliner   subway   streetcar, tram   cruiser   Half-n-half Clue   3. avión de pasajeros   raft   airliner   glider   streetcar, tram   Half-n-half Clue   4. planeador   yacht   cruiser   glider   jet plane   Half-n-half Clue   5. tranvía, hilo de trama   scooter   kayak   streetcar, tram   subway   Half-n-half Clue   6. coche grúa   cruiser   sailboat   monorail   breakdown van, tow-truck   Half-n-half Clue   7. barco velero   sailboat   cruiser   motorboat   glider   Half-n-half Clue