seo – Secondary posts are not visible on the WordPress site in the search engine, nor are Adsense ads

FileOur is my little website that is built on the WordPress platform. I am using the Yoast SEO plugin. My site map is But that's why my sitemap. [ ] It is not indexed in any search engine. I can not solve much trying. Even my son's publication is not seen in Adsense ads.

My main site for secondary link categories: https: //
Link example:

Please help. How can i solve this problem? Then I would be very grateful.

Thank you