You can use it completely for free, no Ads, I am reusing my website for mathematics so don't get surprised by this: https://www.math-research.com/en/cubing-duck
You can train for cross solutions, F2L pairs, learn all F2L/OLL/PLL/ZB Algorithms and train recognition for those. It will also show...
I have always wondered this, what is your favorite operating system (on a computer). I can't get them all so I'll just put the main ones. If your favorite OS is not an option in the poll, please post.
There are too many recent Mac versions so I only put "Mac".
I have always wondered this, what is your favorite operating system (on a computer).
I can't get them all so I'll just put the main ones.
If your favorite OS is not an option in the poll, please post.