A math puzzle designed for children has left adults scratching their heads as they can't figure out why they got the 'wrong' ...

No longer an activity reserved for retired adults and young children ... If you’re looking for a challenge, then this Pantone colour palette puzzle from Rest In Pieces is the one for you.

The 2024 edition was put in a Christmas card formal as usual in a video on X/ Twitter. Challengers have been presented with a ...