Answer:
If you need a night out, call one of these over to take the little ones off your hands for a while.
What has many keys but cannot open a single lock or door?
What can't you see, hear or feel, until itβs too late. What shadows love, and shopkeepers hate?
What can be any size or shape and gets bigger the more you take from it?
How many months of the year have 28 days?
What never gets any wetter no matter how hard it rains?