Clearing Scrible related cookies
To clear Scrible cookies in Chrome, copy and paste the following URL into your address bar to jump straight to the correct page in the settings.
chrome://settings/siteData?searchSubpage=scrible.com&search=cookie
This should show you a page that lists all of your Scrible.com cookies. Click the "Remove All Shown" button and in the dialog that opens, confirm by pressing the "Clear all" button. You can then close this page.