JavaScript Checker 

JavaScript is required for some of the functionality of this site, and this page checks whether your JavaScript is enabled.

Your JavaScript appears to be disabled.

Note: sometimes this page is shown if you click something before the previous page has finished loading. You can try revisiting the previous page, and waiting a few moments before clicking anything. Feel free to contact me if you keep seeing this page and you don't understand why.

Without JavaScript, some puzzles are viewable but not interactive, and some puzzles and features don't work at all.

Here is a list of puzzles that are still viewable with JavaScript disabled, but you might have to hide the 'Loading' box by clicking the 'X':