I know people are stuck at home and maybe they are looking for a bigger variety of activities.
Here as some free sites that I use that might interest you.
1) Care to learn a language in a fun, free, way?
2) How about memory, and puzzle games.
I use this site mainly for its geography activities but it has all sorts of things.
3) This site below has a lot of printable puzzles and activities.
I use it all the time.
Feel free to comment or to post other interesting sites below.
I am not sure what I am looking at on your site.
Looks interesting though. :)
A great stepping stone for those who want to pursue coding. I already have an account. https://scratch.mit.edu/users/AnExtremelyLongName/
If you like coloring, here are some amazing drawings made by Crisalys 💕:
(They are free, just follow the intructions in the description)