The following steps often help:
1: Close all internet browsers and re-open the website.
2: Refresh the website (Ctrl + F5).
3: Clear the cache (Ctrl + Shift +Delete, and select all except your password).
Still doesn’t work? Try this:
1: Check your Flash and Shockwave versions
2: Try using a different browser (we suggest the latest version of Google Chrome).
We recommend you set your browser to enable local storage and cookies while playing on our site. This allows you to to use features like logging in and saving your game progress.