NOT ON THE LIST IN 2018

Quora connects you to everything you want to know about.

Website: quora.com
Cost: Free.
Availability: Online

Past Overall Rankings
2017:   2016: –   2015: –   2014: –   2013: –   2012: 97   2011: –   2010: –   2009: –   2008: –   2007: –

Comments from some of those who selected Quora as one of their Top 10 Tools

“Quora – I new tool I discovered this year. I’m not 100% sure yet on it’s level of effectiveness for personal learning but I’m willing to invest a bit of time having a play and testing it’s effectiveness” Fleur Mouchemore, 2015