First tab, "time tables", provides you with the time tables and the answers from 1 - 12. Second tab, "no answers", provides you with the time tables without answers from 1 - 12. Third tab, "random one", provides you with a time table of your choosing times a random numbers from 1 - 12. Fourth tab, "random all", provides you with all the times tables 1 - 12 times a random number from 1 - 12. Both the third and fourth worksheet can generate a LIMITLESS amount of worksheets for your enjoyment. The worksheets can be use for testing or for practice. To generate worksheets simply go to a blank cell and push the delete key.