Have you thought about setting a trap for a Leprechaun?? After all, it will be St. Patrick's day tomorrow. Take a look at some of these and see what you think. Perhaps you will get an idea of your own.
Bait them in with a trap like this that offers a chance at free gold. What leprechaun can turn free gold down??
Again get the leprachaun attention with the possibility of free gold. But this giant looking hat is a fun and attraction project to make as well. Find the directions here
No matter how you make your trap be careful as the Leprechaun is crafty. Be sure to wear green and have a great Saint Patricks Day