Oh I have another one but I think it's for education only... I did the science part in another writing site.

https://steemit.com/steemgigs/@artgirl/eliminate-roaches-the-most-exciting-way-how-to-weekly-contest-by-artgirl

Or maybe this one too.

https://steemit.com/game/@artgirl/what-to-do-when-you-wanna-play-games-on-your-phone-but-the-mobile-phone-memory-is-limited-a-mobile-strategy-game-review