The three books in the series of The Hydronaut Adventures are on sale as ebooks for Kindle at Amazon.com. They are The Hydronauts, Follow The Whales and Escape from the Crater. The links below take you to the books on Amazon.com
The wonderful tale of Owney, the postal mascot, is also on sale as an ebook for Kindle at Amazon.com. The link below will take you there. If you are not interested in a great dog story then you can have a fishy tale of the Albino Blue in the Kindle book store.
The Kite of Kilauea is a story of Hawaii rife with ancient lore and a modern day boy recovering from rheumatic fever who just happens to learn how to fly a kite from legendary Will Yolen. His kite flying ability ultimately saves his life during an encounter with Pele, the goddess of volcanos at Kilauea.