Page history
4 March 2018
8 January 2012
6 January 2012
Bolded some words to make it easier to read
+252
Derivation of Nouns
+3,100
Irregular Nouns
+1,588
Nouns
+6,461
9 July 2011
Appropriate word phrasing (PG13)
m+1
Added time and calendar
+6,850
Number System
+2,823
Added elements 101-123
+1,503