Week+6+Leeanna+S-curve

[|S-curve Wikispaces Diffusion]
by Leeanna Wikispaces Began 2005 In the three years since wiki provider Wikispaces launched, nearly 400,000 K-12 teachers and students have registered as users (not all of them active) [] Jan. 2006 pledged 100,000 free educator wikis Sept. 2008 hit that mark 535,000 educators and students [] April 15, 2010 300,000 free wikis- 2.4 million educators July 18, 2010 333,690 http://blog.wikispaces.com/page/3 April 15, 2010