Well they usually have enchantments and magic!   And they feature fantasy characters, like dragons, fairies, unicorns and witches.
I also like fairy tales with folkloric fantasy characters, elves, and unicorns!
I used to love being read fairy tales when I was a child. What's your favorite fairy tale? Really?  Did you know that while fairy tales are not true, they are also not possible to be true? Hey that's neat.  What common features do fairy tales have?
A fairy tale is a type of short story that typically features folkloric fantasy characters, such as dwarfs, dragons, elves, fairies, giants, gnomes, goblins, griffins, mermaids, talking animals, trolls, unicorns, or witches, and usually magic or enchantments.