Jane is.She is not just an ordinary flipper flapper, she's a skilled flipper flapper. If you think it has anything to do with the making of pancakes, sorry to disappoint you. I am pretty sure a flipper flapper is a six-year-old that finds joy in arranging numbers.
Jane calls sudoku "flip" due to this book. Flip is her new favorite pastime.
Fritz and Jane helping me with puzzle #205. It wasn't as hard as #160 which was on the board for a couple days.
Solved! Jane added "w"s for winner