(printed circuit boards)
Plug-and-play components that you can tie together.
Tap a button and make something happen!
Touch a thing and make things happen! Like a phone screen!
Turn off/on the lights & make things happen!
Flip a switch & make things happen!
Tiny light that can light up
Make your circuit rumble like a game controller
Make your PCB buzz or make other sounds
Power your device with a watch battery
Power your PCB with a USB A or a USB C
Make a 555 timer to controls things like passive speakers!
Dials are a type of resistor that can be adjusted to change the resistance. They are often used to control the volume of a speaker, the brightness of a light, or the speed of a motor.