Answer:
Tickle with your fingers and a song it will sing. Be careful, though, you may break a string. What is it?
I start with āeā end with āeā. I have whole countries inside me. What am I?
Take one royal word in the plural and make it singular by adding one letter
Without coolant, you'll have some trouble with this.
You're currently trying to solve one
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?