This document discusses various 21st century learning tools including social bookmarking sites like Delicious, digital camcorders, mp3 voice recorders, wikis, blogging, and freely available online tools. It provides examples of how each tool can be used practically in classroom settings. For social bookmarking, it suggests creating class accounts to share websites. For digital camcorders, it proposes using them to create video yearbooks or have students film plays. Voice recorders could be used for homework involving family interviews or trips. Wikis allow collaborative work, and examples show classes inviting outside contributions or using forums. Blogging importance is placing content for an audience, and tools like Voki or VoiceThread enable adding voice narration.