links for 2009-02-16

• Philip Greenspun’s Weblog » Eliminating grade levels in public schools
  I think this makes a lot of sense.
  (tags: school education)
• The Washington Monthly
  Wow
  (tags: science)
• Happy Valentine’s Day From Google & Others
  Fun logos for V-Day
  (tags: fun romance)
• C-SPAN Survey of Presidential Leadership – Home – C-SPAN
  I was surprised George W. Bush ranked so high, but the 6 below him make sense.
  (tags: president politics history)
• Turn Twitter Into Your Personal Assistant
  Create a massive information stream.
  (tags: twitter sparql rdf tool)