The Last Dragon Chronicles series (MS Kindles)

The Last Dragon Chronicles series by Chris d’Lacey
From Book #1, The Fire Within, on Goodreads: A magical adventure about the power of dragons… When David moves in with Elizabeth Pennykettle and her eleven-year-old daughter, Lucy, he discovers a collection of clay dragons that come to life. David’s own special dragon inspires him to write a story, which reveals the secrets behind a mystery. In order to solve the mystery and save his dragon, David must master the magic of the fire within—not only with his hands but also with his heart.