puzzle tips. I play on a tablet; the pieces are small. I rarely have the fastest playing times, yet that doesn't spoil my fun. Here are some tips & tricks for puzzle play - new ones every few days - Use Menu/Background to vary the background as you play. Darker grey is often a good contrast color. Change Background to contrast different color areas of the puzzle. I'd love to know what makes puzzlers choose to play (&/Like my puzzles..