Tip for when you're prototyping circuits on a breadboard, build a little speaker that gets power and audio input from ordinary wires from the breadboard! Good for when you want to try
Speaker 36mm 0.5W 8 Ohm with Breadboard Jumpers - ProtoSupplies
Learn to Breadboard
Breadboard Friendly PCB Mount Mini Speaker 8 Ohm 0.2W | Raspberry Pi - Arduino
I made my own Class D amplifier - Hackster.io
LET'S MAKE a PORTABLE SPEAKER ON a BREADBOARD : 10 Steps (with Pictures) - Instructables
Build the Piezospeaker Circuit | LEARN.PARALLAX.COM
LET'S MAKE a PORTABLE SPEAKER ON a BREADBOARD : 10 Steps (with Pictures) - Instructables
Breadboard-Friendly PCB Mount Mini Speaker - 8 Ohm 0.2W | The Pi Hut
LET'S MAKE a PORTABLE SPEAKER ON a BREADBOARD : 10 Steps (with Pictures) - Instructables
Breadboard Projects For Beginners: The Musical Bell (DIY) - YouTube