[Elsie]

It’s called ‘oral’ because that’s how Moses first taught it,

Can I read about this somewhere?

[jjotto]

http://www.chabad.org/library/article_cdo/aid/812102/jewish/What-is-the-Oral-Torah.htm

http://www.beingjewish.com/mesorah/1_moses_to_joshua.html

http://www.simpletoremember.com/media/a/Rational_Approach_Divinity_Oral_Tradition-B/