Which tool would help students collaborate outside of class for a research project?

Using Video Hangouts, Google Docs comments, and Google Groups web forum enables students to collaborate effectively outside of class for a research project.

Video Hangouts allow for real-time virtual meetings where students can discuss their ideas, share resources, and provide immediate feedback. This fosters an environment of open communication and engagement, essential for collaborative work.

Google Docs comments feature lets multiple users edit a document simultaneously while providing a platform for specific feedback and suggestions. Students can highlight parts of their work, pose questions, and respond to peers, facilitating a dynamic collaborative experience.

Google Groups web forum serves as a discussion board where students can post questions, share insights, and communicate asynchronously. This is particularly useful for organizing thoughts and resources over time without the pressure of simultaneous online presence.

By combining these tools, students can effectively work together from different locations, enhancing their research experience and allowing for a more enriched learning environment. Other options, while useful in their own right, do not provide the comprehensive collaborative capabilities that this combination of tools offers.