Some frames called "jigsaw puzzle frames" are just ordinary frames made to fit common puzzle sizes, and will not hold your puzzle together without glue.
Each aspect of a sauropod poses a kind of physiological puzzle: What size heart could pump enough blood to reach past the elongated neck?
Earlier this year, Mr. Stadther flew to California where he filmed a half-hour infomercial to advertise the $29.95 book with its package of a collection of puzzles, poster-size illustrations, the recorded version of the story and a stuffed Pook doll.
Spies rarely provide solid answers, he says, but offer confusing bits of a jigsaw puzzle of unknown size and shape.
It was a puzzle whose precise size, shape and purpose was impossible to measure, and because it did not announce itself as a product, or ask for your credit card, players were tempted to think of the game as their own unique discovery.
In fact, the accounting techniques that were used got so complicated that no one could puzzle through the size of the unfunded obligations, or how much the current contributions should actually be.
On today's food packages, many of the serving sizes puzzle even the experts.
This shows a non-linear increase in the complexity of solving puzzles of increasing size due to the combinatorial nature of the problem, as well as the intricate relationship between different features.
Along with a full 80 pages of information on Little Busters!, the magazine came bundled with a double-sided hug pillowcase, a small cell phone cleaner which could also attach to a cell phone, and a B5 size jigsaw puzzle.
This "evolutionary puzzle" of modern family size has sparked considerable debate within the human evolutionary behavioral sciences (Borgerhoff Mulder 1998; Mace 2007; Sear et al. 2007).
