Astrid Maxxim and her Undersea Dome  is available now at Barnes and Noble for the Nook.  It’s designed for readers of middle-school age, and is just 99 cents.

Girl inventor Astrid Maxxim and her friends are back. This time Astrid is building an observation dome beneath the sea. Will she complete her amazing construction project, or will she be sidetracked by underwater monsters, the evil organization known as the Black Hand, or her snotty cousin Gloria?

Follow this link, or look for the book on your Nook device or app.