Yes - for example, you could say: 'In the olden days', and it would make sense.
yes they did have needles in the olden days
what were shops like in the olden days
Please define "olden days" because each time had different things. To some people 1950 is the "olden days".
Why was an oasis surrounded by a wall in the olden days
Discuss the purification methods used in the olden days
what did thety wash their clothes with back in the olden days
they wear loads of types of clothes in the olden days including sweatshirts.
today's life is better than olden days
Please define "olden days". The answer could be everything from by foot to railroad. Makes a difference about the time. I would say either trading or by food or ship of by railroads...
olden days irons were built using stone or antique metal
in the olden days we used smoke,light reflection and beacons