Multiple books from Ursula K. Le Guin's Earthsea Cycle series are on sale today from the usual vendors.
The Tombs of Atuan (The Earthsea Cycle Series Book 2) - $1.99:
https://www.amazon.com/dp/B008GTB52E
Tales from Earthsea (The Earthsea Cycle Series Book 5) - $2.99:
https://www.amazon.com/dp/B003ZX86BO
The Other Wind (The Earthsea Cycle Series Book 6) - $2.99:
https://www.amazon.com/dp/B004H1U22E
Kinda strange that I haven't seen
A Wizard of Earthsea drop in over a year. That's usually the one that goes on sale most often. I ended up borrowing the book from Libby instead when I finally wanted to read it and got tired of waiting for a sale.