Musical Ear Prismatic silueta 11 months 3 Musical Ear Type II Prismatic silueta 11 months 0 Treble clef flower and bird silueta about 1 year 4 Music silueta about 1 year 3 Bass silueta about 1 year 2 Music silueta about 1 year 3 Treble clef silueta about 1 year 3 Clef silueta about 1 year 1 Clef silueta about 1 year 1 Clef silueta about 1 year 2 Clef silueta about 1 year 1 Treble Clef silueta téměř 4 roky 28 Treble Clefs silueta téměř 4 roky 32 Treble Clefs silueta téměř 4 roky 28