Dragonfree in Danger

In the first book, The Isle of Dragonfree, the children find and free the royal dragons, but there were eight families of dragons. How many of the other seven can be found? What is the calamitous catastrophe facing the archipelago of Dragonfree? Will the children fulfil their destiny and succeed in averting the disaster with the aid of the dragons?
This book has been designed with a reader-friendly layout, and includes a discussion guide