Scratch 3 Web Application

Getting your Marty connected to WiFi

Unlike Scratch 3 in the Marty v2 mobile app (which connects to the robot via Bluetooth), connecting to Scratch 3 in your internet browser has to be done over a WiFi connection. To set up your Marty v2 on your WiFi network please follow the WiFi User Guide found here: WiFi

Connecting Scratch 3 to your Marty v2

Once your Marty is set up over WiFi you need to check your Marty's IP address. An IP address is a number that is unique to each Marty and will look something like This can be found in the app in the configure page once you have connected to WiFi (see below).

 Configure page in app with IP address circled

Take note of this IP address (circled in red) and disconnect your Marty from bluetooth using the disconnect button on the main page of the mobile app (see below).

It is important that the 2 LED on the back of your Marty is white. If it is blue that means your Marty is still connected to bluetooth and wont connect to scratch 3.

If your Marty is displaying a solid white LED that means we are good to go.

To load Scratch 3 for Marty on your internet browser visit

Once this is loaded, click connect and configure tab.

Then enter the IP address you noted down earlier and click connect.

If your Marty successfully connects then you should see a list of the current sensors attached.

Test your Marty by running some simple code. For example check your connection by getting Marty to Dance (as shown below).

For more information on how to use scratch please visit here: