Oboe

-- First public English release

-- improved user interface (ToddlerTouch technology)

-- updated images

-- more success sound

-- repeat words for more reinforcement

Flute

Version 1.0 Russian edition uploaded to Google Play as a production version.

Double Bass

First release candidate for Russian flavour uploaded to Google Play as Beta

Cello

Fixed bug on API level 21 devices causing sharedelement image transition to animate incorrectly

Viola

This is the first updated beta release published to the Google Play store
-expanded vocabulary
-support for word categories
-improved animated transitions

Violin

Our first public beta, this has been submitted to Google Play already