The image of fishing with the son conjures a “son-father time” photo. Our brain perceives it has to be the son’s father or a male figure who went fishing. Effectively, that’s how these riddles play with our minds. Choose the kind of items you want to play with. "Sq. pieces" https://fernandouadef.blazingblog.com/33158980/interactive-jigsaw-puzzles-an-overview