a WEB site with RRS explanations

Hi all,
I found this : https://sailzing.com/.
Simply type for instance "rule 18" in the zoom tool at the page top to find animations and fine explanations.
Cheers,
Jean-Luc
I found this : https://sailzing.com/.
Simply type for instance "rule 18" in the zoom tool at the page top to find animations and fine explanations.
Cheers,
Jean-Luc