Klang² is an auditory memory game that combines sounds and music with the latest technology and traditional haptics. The game consists of 20 sound squares and the Klang² app with 8 games. If you hold a sound square up to your smartphone, a sequence of sounds is played. The second suitable sound square is then sought. If this is found, the associated melody can be heard on the smartphone. The games: Classical composers Nursery rhymes Animal sounds Countries and capitals Scale trainer Christmas carols Proverbs * new * bird calls A pure "offline" multiplayer experience! Requirements Android: Android version 5.0 or higher. The Android smartphone must have an integrated NFC reader. Requirements iOS: iPhone 7 or newer.