Multiplication table

It was not till animated by some discussion, based upon the multiplication-table, that you saw how keen and shrewd those large, dull, gray eyes could become.

I’ll try if I know all the things I used to know. Let me see: four times five is twelve, and four times six is thirteen, and four times seven is—oh dear! I shall never get to twenty at that rate! However, the Multiplication Table doesn’t signify: let’s try Geography.