In color theory, a purple is defined as any non-spectral color between violet and red (excluding violet and red themselves). The spectral colors violet and indigo are not purples according to color theory, but they are purples according to common English usage since they are between red and blue.
Apex Learning was started in 1997 by Microsoft co-founder Paul Allen on the idea that online courses and test prep, which were already succeeding in higher education, could be applied to K-12.
Asana (/ÉËsÉËnÉ/) is a web and mobile application designed to help teams track their work.It was founded in 2008 by Facebook co-founder Dustin Moskovitz and ex-engineer Justin Rosenstein, who both worked on improving the productivity of employees at Facebook.oskovitz and Rosenstein left Facebook in 2008 to start Asana (named after a Sanskrit word meaning â yoga pose â), which officially launched out of beta in November 2011.