Build-A-Band with Raspberry Pi

Open Scratch and set up your project.

1. On Raspberry Pi, go to the Programming menu and open Scratch 3.
2. Alternatively, use the online editor at scratch.mit.edu.
3. Delete the default cat sprite (right-click → Delete).
4. Click File → Save Project and name it 'MyBand'.

Create your first band member with a drum.

1. Click 'Choose a Sprite' and search for 'Drum'.
2. Select a drum kit sprite and add it to the stage.
3. Drag it to the left side of the stage.
4. Click the 'Add Extension' button (bottom left) and add the 'Music' extension.

Make the drum play when clicked.

1. With the drum sprite selected, go to the Code tab.
2. Drag a 'when this sprite clicked' block (yellow Events) to the scripts area.
3. From Music blocks, attach 'play drum (1) Snare Drum for 0.25 beats'.
4. Click the drum sprite on the stage to test the sound.
5. Duplicate the code (right-click → Duplicate) and change to a different drum sound and beat length.

Create a vocalist for your band.

1. Click 'Choose a Sprite' and select a person sprite (any character you like).
2. Drag it to the center of the stage.
3. Click the 'Sounds' tab.
4. Click 'Choose a Sound' → Voice, and add a singing sound.

Make the singer play a voice when clicked.

1. Go to the Code tab with the singer sprite selected.
2. Add a 'when this sprite clicked' block.
3. From Sound blocks, attach 'start sound [your voice sound]'.
4. From Looks blocks, add 'switch costume to [costume2]' to make the singer change appearance.
5. Add a 'wait 1 seconds' block.
6. Add 'switch costume to [costume1]' to return to normal.
7. Test by clicking the singer.

Give your band a performance venue.

1. Click 'Choose a Backdrop' (bottom right, next to sprites).
2. Browse to 'Indoors' and select a stage or concert hall backdrop.
3. The backdrop appears behind all sprites.

Build out your full band.

1. Add more sprites: guitars, pianos, bass, or backup singers.
2. For each sprite, add sounds from the Sound library (Music category).
3. Program each sprite with 'when this sprite clicked' and 'play sound' blocks.
4. Experiment with different instrument sounds and timing.
5. Try using 'when space key pressed' to trigger multiple instruments at once.
6. Add 'play note (60) for (0.5) beats' blocks for melodic instruments.