Curious

1. Exciting attention or inquiry; awakening surprise; inviting and rewarding inquisitiveness; not simple or plain; strange; rare.
2. Careful or anxious to learn; eager for knowledge; given to research or inquiry; habitually inquisitive; prying; -- sometimes with after or of.
3. Difficult to please or satisfy; solicitous to be correct; careful; scrupulous; nice; exact.
4. Exhibiting care or nicety; artfully constructed; elaborate; wrought with elegance or skill.