William Kamkwamba from Malawi describes how he built a windmill to power his family's home at the age of 14, during a time of poverty and famine. The windmill produced electricity and was built from spare parts and scrap. one of my favorite ted talks. what an amaizng story!!
TeacherTube - Teach the World. It is an alternative to YouTube. Educators need a safe and secure place where our students can participate in the social aspect of video sharing and engaging students with video responses. You can upload powerpoint presentations as PDF files, assignments as word documents, audios, photos, videos and more!