Welcome to CircuitMess Hertz, the Wacky Robot build guide!

By following this build guide, you'll learn how to assemble your Wacky Robot Hertz!

Hertz is a beginner-friendly 21-piece kit. 

With Hertz, you'll learn, except soldering, about different electronic components and the science of sound. 

After you finish building Hertz, it'll act as a Bluetooth speaker and play your favorite music. 

Age group 

This product is 9+.

Make sure to have an adult helping you with the assembly process. It's okay to ask for help. 

Assembly time

It should take you approximately 1 hour to fully assemble your Hertz.


You don't need any specific skills before getting your hands dirty with this DIY project.

The main objective here is to have fun and learn something new.