iOS 11.3: New Language Features

Adds two new Shuangpin keyboard layouts

Adds support for connected hardware keyboards using the Turkish F keyboard layout

Improves Chinese and Japanese keyboards for better reachability on 4.7-inch and 5.5-inch devices

Fixes an issue that could cause the Thai keyboard to incorrectly switch to the numeric layout when in landscape mode

Numbers App Gets Right - to - Left Tables for Arabic/Hebrew

Numbers 5.0 released by Apple March 27 finally includes a setting for "Table Direction" which lets Arabic/Hebrew users start spreadsheets which read from right to left in column order.

Language Learning in the USA

More info on K-12 and College Level.