These scripts aren't mine

Unless you want to get banned do not use this in online games. The anti-cheat will ban you. Either sign out or only use it in private games. For example, games hosted by friends or teachers with a private code are fine. But searching online for a game will get you banned

1. Join a blooket game
2. Once you are in the character select screen, open "inspect element"
3. Navigate to the "console" tab
4. Paste the contents of "GUI" into the input wizard
5. Done