The arrows point to the 4th and 6th blocks in the puzzle.
My answer doesn't relate to the adjacent puzzles, but could it be:
Edit: added explanation:
Taffy is a sweet that is often made at home, and the act of pulling the taffy makes the sweet softer. The arrows at either end of the word 'taffy' make me thing of pulling (stretching) it, which leads to 'pulling the taffy', hence 'taffy pulling'.