NoodleBib is an online tool that allows students to create bibliographies and organize research notes and materials. It offers features like choosing a citation style, adding sources to a project, tracking assignments, getting help on citations, and formatting and exporting bibliographies. The document provides instructions on how to set up a NoodleBib account, choose MLA style for a specific paper assignment, cite sources as you research, add annotations, and share the working bibliography with a teacher for feedback.