Visitors to the Explore Long Island fieldtrip repository have grown by adding comments, conversing online, sharing lesson plans, and networking via technology. They have changed by incorporating new lesson plans, being introduced to technology for field trips, communicating with others, considering student opinions, and utilizing 21st century skills. Users have learned by joining a teacher community, using shared lesson plans, gathering information, exploring trip opportunities, and communicating with other members. Data is collected through various online tools about how users are interacting with the repository.