Knock in Doors

How many doors can you open? Try a new, unlike other puzzle! “Knock in doors” is a unique project that has no analogues and is addictive from the first ... knock! The game helps to develop a musical ear, sense of rhythm, attentiveness and trains memory. In the form of a game will help develop all the necessary qualities for future artists, musicians and dancers. - Free access. - Ability to play without an internet connection. - Simple control. - Suitable for both adults and children. - It weighs a little. - Play conveniently on any device. - It has two modes (with sound and vibration mode) that will allow you to play in any situation and under any conditions. - Does not contain scenes of violence, profanity, does not injure the psyche.