Learn how to implement drag and drop functionality in React using React Query and react-beautiful-dnd in this comprehensive tutorial video. Refactor a React Query todo list app to include drag and drop features, and discover how to persist reordered list items after refreshing the application. Explore key concepts such as DragDropContext, Droppable, and Draggable components, and learn how to handle React 18 Strict Mode issues. Master techniques for creating intermediate state, implementing onDragEnd functionality, and persisting drag and drop order using useEffect and localStorage. Test CRUD operations and refresh/reload functionality to ensure a smooth user experience.