On a fine morning, Annie, a four-year-old little girl, found a ginger kitten in her garden. She named him Bubble, and they became best friends. Little did she know that Bubble came from Twinkle Farm, a wonderland accessed through a magical door found between the roots of Annie's tree. It only opens once a month.After a blissful month Bubble had to go home with his mum but he never forgot Annie. He kept their friendship going by writing her a little book every month. He places it in front of the magical door when it opens. Bubble's books are full of love and good advice for a 4-year-old child.Practical Skills featured in the bookTaking care of a pet.Bubble's WisdomThere is a whole world full of friends behind the magical door.ThemeThe beginning of an inner life.Feeling a benevolent presence in one's life.