卡通风音乐教学乐器学习元素

Flat pixel art music education icons on white background, pure mosaic style with no cartoon faces, pixel metronome with pyramid shape and pendulum and tempo scale, electronic tuner with display and needle and input jack, music stand with folding metal frame and sheet music holder, conducting baton with tapered white stick, music theory chart with staff and note names, finger chart for instrument with diagram, practice mute for instrument with rubber, ear training with headphones and pitch, music book with instructional content, nine icons evenly distributed in three rows and three columns, clean geometric pixel shapes with music education black, silver and book colors, no facial expressions, pure learning music representation.