Copy  and paste the game in normal way

 

Click on the  file next to scissors which will 'copy' (1st arrow.)

 

Then click on a bear then click on empty grid then click on the clipboard  2nd arrow which will  paste the bear.

 

Then go back and delete the 1st bear and put your name

 

Have posted a screenshot above .

 

You do this for all games that are similar.