Board Game Converted to An Online Game

I have times tables drill sheets that I want to be turned into online drill sheet. I need to :

1: Them to be fun.
2: The need to be able to enter their name. The person with the highest score will be shown .
3: There needs to be a leader board displaying the top ten names and regions they are from .
4: I need a link back to my home page.
I already have a snakes and ladders games see here
https://onlinegames-byninalazina.com/snakes-and-ladders-times-table/

I use go daddy for this so we can use this platform.
See the pdf of how I want it to look.

The should be able to black out the side and do or use the side as help.
Please let me know how you would make this game interesting for children.
See one drill sheet attached, so you know what it looks like. It will be for 3 to 12 times tables. I have all the drill sheets ready.