With over 1.5 million copies sold, this accessible, bestselling picture book phenomenon about the unbreakable connections between loved ones has healed generations of children and adults alike. This new hardcover edition includes the vibrant illustrations from the 2018 paperback edition. A Spanish edition (El hilo invisible by Patrice Karst and Joanne Lew-Vriethoff) and companion workbook are also available (The Invisible String Workbook). Parents, educators, therapists, and social workers alike have declared The Invisible String the perfect tool for coping with all kinds of separation anxiety, loss, and grief. It's also been joyfully embraced as a year-round celebration of love--gifted at births, graduations, weddings, Valentine's Day, and beyond. In this relatable and reassuring contemporary classic, a mother tells her two children that they're all connected by an invisible string. "That's impossible!" the children insist, but still they want to know more: "What kind of string?