Third Generation Puzzle Maker Celebrate 75 Years. This month, Kiwi puzzle maker, Thos Holdsworth & Sons are celebrating 75 years of manufacturing and exporting their iconic Holdson puzzles.

The family-run shop sells 1,000 puzzles on an average day, according to the Washington Post, but in one week since coronavirus, it sold as many as 10,000 per day and can still fulfill orders online.