(1972). Human problem solving. Englewood Cliffs, N.J.: Prentice-Hall. For example: X-ray problem, by Duncker, Karl (1935). Zur Psychologie des produktiven...

Sayers, Allport & Potter, an Australian rodent poison manufacturer Société des Automobiles Pilain (SAP) (1902–1920), a French automobile manufacturer SAP...

puzzles related to the Monty Hall problem is Bertrand's box paradox, posed by Joseph Bertrand in 1889 in his Calcul des probabilités. In this puzzle, there...

The falling cat problem is a problem that consists of explaining the underlying physics behind the observation of the cat righting reflex. Although amusing...

Preis, and the Spiel des Jahres special award for "most beautiful game". It was followed by Junior Labyrinth (1995), a simplified version on a smaller...

Acting rank (an over simplification) z.V.: zur Verfügung (placed at the disposal) reactivated retired officer (an over simplification) Panzerverband Ostpreußen:...

retirement plans in the United States, they are commonly known as pension schemes in the United Kingdom and Ireland and superannuation plans (or super)...

The name "Vigipirate" is an acronym of French: vigilance et protection des installations contre les risques d'attentats terroristes à l'explosif ("surveillance...

individual component. It is therefore possible to reduce costs through simplification by tessellating the outer contour with flat tiles with only few distinct...

enclave was located on the south bank of the Lacydon, at Plan Fourmiguier (from today's Quai des Belges to the former careening basin). In 1296, Charles...