Disclaimer

Accuracy of information

We strive to keep the explanations and calculations on this site accurate, but we do not guarantee their accuracy or completeness. We accept no liability for any damage arising from use of the content.

Practice modes

The rules implemented in the practice modes (rotation, hold, scoring and so on) and the success-rate calculations are our own implementation inspired by common competitive rules. They are not guaranteed to match the behaviour of any other game or service exactly.

Relationship to other games

This is an independently operated practice and guide site with no affiliation to any commercial game or its rights holders. The block designs, colours, images and names used on this site are entirely our own.

External links

We are not responsible for the content of external sites linked from this site.

Copyright

The text, diagrams and code on this site are the property of the site operator. Please do not reproduce them beyond fair quotation. If you believe any content infringes your rights, contact us through the contact form and we will respond promptly.