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Press keyboard keys to light up the correct valves for the displayed note.

Due to rollover, key combinations which work on one keyboard may not work on another. To work around this, several sets are available.

Valve 1 Valve 2 Valve 3 Valve 4
1 2 3 4
Q W E R
A S D F
Z X C V
Left Arrow Down Arrow Right Arrow Numpad 0

To submit an answer, use Space, Enter, Return, or .

For French Horn, keys are reversed (Valve 3 activates Valve 1).

For Trombone, press 1 - 7 to submit a slide position.