A digital audio editor is defined as a computer application for manipulating digital audio. As a multimedia creator, we normally use audio editor for recording audio, edit the duration and timeline, mix multiple sound tracks, apply simple effects for audio enhancement and create conversion between different audio file formats.
MERLOT is a leading edge, user-centered, searchable collection of peer reviewed and selected higher education, online learning materials, catalogued by registered members and a set of faculty development support services.
HippoCampus is a project of the Monterey Institute for Technology and Education (MITE). The goal of HippoCampus is to provide high-quality, multimedia content on general education subjects to high school and college students free of charge.
HippoCampus was designed as part of Open Education Resources (OER), a worldwide effort to improve access to quality education for everyone. HippoCampus content has been developed by some of the finest colleges and universities in the world and contributed to the National Repository of Online Courses (NROC), another MITE project. NROC makes editorial and engineering investment in the content to prepare it for distribution by HippoCampus. Both HippoCampus and NROC are supported by The William and Flora Hewlett Foundation.
Teachers' Domain is an extensive library of free digital media resources produced by public television, designed for classroom use and professional development.