Well, in leprechaun children's stories, a magical setting is quite common. It could be a forest or a meadow filled with all sorts of fantastical things. The leprechaun's tricks and pranks are also common elements. They like to play with humans, sometimes in a friendly way and sometimes in a bit of a naughty way. And, of course, there's often some sort of valuable item like the pot of gold or a magic charm that is part of the story.
Common elements in a leprechaun children's story include the leprechaun's appearance, which is often depicted as a small man in green clothes. There is usually an encounter between the leprechaun and a human, often a child. The concept of luck is also present, as leprechauns are associated with good fortune. The pot of gold is a central element, representing wealth and mystery. And the rainbow is often mentioned as the place where the leprechaun might be found, adding a touch of magic and wonder to the story.
One common element is the leprechaun itself. They are usually small, mischievous characters. Another is the pot of gold which is often associated with leprechauns. Also, rainbows are a common feature as leprechauns are sometimes said to live at the end of a rainbow.