Genius girl inventor Astrid Maxxim is back! Called to the aid of her friend Océane Feuillée, Astrid leaves her friends and family to journey to an uncharted tropical paradise. Here she must use every ounce of her ingenuity to solve the mystery of Dolphin Island.

Astrid Maxxim and the Mystery of Dolphin Island is available in ebook format for just 99 cents wherever fine ebooks are sold, and as a paperback edition from Amazon for $4.99 with free prime shipping.