[Snail]

I clicked on an ad and lost all me progress and CBA to do everything again.

[Droid803]

Meh wasn't too hard.

For me, the goal of the puzzles were pretty damn clear: get all the symbols together in the right row!
It's the specific mechanics of each puzzle that make it challenging.

[Bob-san]

I clicked on an ad and lost all me progress and CBA to do everything again.

Yeha--very annoying when you leave the page or whatever and lose all progress with no hope of having perhaps a cheat/level code to let you cheat back to where you were before.

[Snail]

I clicked on an ad and lost all me progress and CBA to do everything again.

Yeha--very annoying when you leave the page or whatever and lose all progress with no hope of having perhaps a cheat/level code to let you cheat back to where you were before.

And you have to watch the intro again as well.

[Droid803]

The game doesn't take that long to complete...
Then again, I played it on my laptop when I was formatting my computer and had nothing to do...