Feel the pride of building a sophisticated, brick-built version of a concert grand piano that you can actually play music with! Recreate the hammer action of each piano key, the moving pedal and authentic details such as the propped-open top lid and fallboard. Turn on the motor, and then you are all set to play wonderful music – select user play on the free LEGO Powered Up app to play the notes yourself or activate autoplay and just listen. The LEGO Ideas Grand Piano (21323) has a removable 25-key keyboard, authentic hammer action, moving dampers and pedal, and a motor. Combined with the LEGO Powered Up app, you can play a tune yourself or automatically. Revel in the authentic design details of this beautiful model, from the top lid that can be propped up just like a real grand piano to the opening fallboard and piano leg wheels, plus a height-adjustable bench.