Unstacking your Grief Tower by Lauren Wells is a great book to help you understand the loss and transition TCKs face. The book takes you through the processing of your experiences as a TCK in a practical and helpful way. Along with great insight, this book provides practical exercises to unstack your unique grief tower.
Belonging Beyond Borders by Megan Norton takes a look at why TCKs might struggle to find a sense of belonging. It explores what it means to belong, where to find it, and why belonging is important. Each chapter ends with helpful questions and exercises that help you think through your unique story.