Unlike many of the other free puzzle apps, this one boasts HD resolution for all of its imagery and also allows you to specify exactly how many pieces you'd like to have in a jigsaw via a slider.

That's because it becomes much more obvious what pieces are outside pieces. Fitting pieces together is easier as there's more variation to what their jigsaw ... puzzle? This 100-piece puzzle ...

With 1,000 pieces and blended areas, it's the adult puzzle to keep Potter fans occupied for hours. A brilliant jigsaw puzzle for all plant lovers, this one features beautiful illustrations of ...