Merlin's fragile home on the isle of Fincayra is threatened by the attack of a mysterious warrior with swords for arms and by the escape of Stangmar from his imprisonment, as Merlin continues to move toward his ultimate destiny.

Merlin the magician will not eat or sleep or speak to anyone. The enchantress Morgan asks young Jack and Annie of Frog Creek, Pennsylvania for help. Jack and Annie know they have to search for one of the four secrets of happiness to help Merlin the magician find joy in his life again. And so they head off in the magic tree house for Florence, Italy, in the early 1500s, then to a misty island in the middle of nowhere, then to the continent of Antarctica....

With the realm at peace and few dragons about, the Knights of the Round Table are bored, so Merlin sends them to face the most terrible lizards of all--dinosaurs.

Tells the story of the wizard Merlin from his abandonment at the age of eight until, at twelve, he begins to understand the scope of his powers. This is the legendary story of Merlin, from his abandonment by his parents at the age of eight to the discovery of his powers at twelve. Together, these three novels reimagine the origins of the greatest wizard of all time, giving readers a Merlin at once more human and more magical than any that has appeared...