My del.icio.us bookmarks for April 24th through April 27th

These are my links for April 24th through April 27th:

• Free PowerPoint Backgrounds and PowerPoint Templates – Brainy Betty Official Site –
• Homemade PowerPoint Games –
• Newsmap –
• the.Planet | the.News | PBS –
• Learning in Hand Blog by Tony Vincent –
• Mediated Cultures: Digital Ethnography at Kansas State University –
• Create Your Own Online Exams, Tests, – Annotated link http://www.diigo.com/bookmark/http%3A%2F%2Fexamprofessor.com
• How to Attribute a Creative Commons Licensed Work – wikiHow –
• ColourContrastVisualiser.swf (application/x-shockwave-flash Object) –
• Web 2.0 Badges – Useful collection of stylish web 2.0 badges and badge generator. –
• Brown CS: ChemPad –