Prof. Steven Postrel has a good post over at Organization and Markets about why some entrepreneurial opportunities go unsatisfied. His example is why outdoor coffee tables have four legs instead ...

From tables to frames to the puzzles themselves, here are our picks for the best puzzle gifts to give in 2025.

A series of furniture designs by Bulgarian design studio Praktrik adapts famously difficult Burr puzzles into tables, chairs and chandeliers that are as handsome as they are challenging to build.

When they did the math, the Bonsma-Fishers predicted that the ideal table size is just under two times the area of the final assembled puzzle. Then, they did nine real puzzles, ranging from nine ...

Although Giertz says the table is “over-engineered,” its complexity makes for a clean, simple design. Heck, we’d even just sit there turning the table’s knobs for fun.

How large does your table need to be when doing a jigsaw puzzle? The answer is the area of the puzzle when assembled multiplied by 1.73. This creates just enough space for all the pieces to be ...

Comments How can you stay calm in this situation? (pic: Twitch) It took a three-day Twitch marathon for streamer Josh Belmar to complete a 1,000-piece jigsaw puzzle on a vibrating table.