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- Puzzle (1711 bytes)
1: ...zleExample.jpg|right|thumb|An example of a simple puzzle.]]
2: ...s of [[Japan]] monks used to write [[mathematical puzzle]]s on temple walls: see [[sangaku]].
4: ==Well known puzzles==
8: * [[Eight queens puzzle]]
9: * [[n-puzzle]] (a.k.a. Fifteen puzzle) - Sliding puzzle (2847 bytes)
1: ...'sliding tile puzzle''' challenges a player to slide usually flat pieces along certain routes (usually...
3: ...ard, are important parts of solving sliding block puzzles.
5: ...mple shows, some sliding puzzles are [[mechanical puzzles]].
6: ...nical fixtures are usually not essential to these puzzles, the parts could as well be tokens on a flat boa...
8: ... form a picture on-screen. The last square of the puzzle is then displayed automatically once the other pi...
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- Human brain (15406 bytes)
9: ...synaptic]] connections, making it one of the most densely connected network systems among natural and ...
15: ...arated by a prominent [[central fissure]]. A well-developed [[cerebellum]] is visible at the back of t...
21: ...weighs 1,500 g in air weighs only 50 g when suspended in CSF. (Livingston, 1965). Fluid movement withi...
23: ...pressure can result in permanent brain injury and death.
25: ...vic openings to accommodate the birth of large-headed children, but the larger this opening, the more ... - Plate tectonics (27764 bytes)
1: ...e outermost part of the [[Earth]]'s interior is made up of two layers, the outer [[lithosphere]] and t...
3: ...ay from each other), and transform (two plates slide past one another). [[Earthquake]]s, [[volcano|vol...
5: ...r [[chemistry]], the discovery of the [[genetic code]] for [[genetics]], or [[evolution]] in [[biology...
8: ...the asthenosphere allows the tectonic plates to undergo motion in different directions.
10: ...famous. These boundaries are discussed in further detail below. - Timeline of invention (28171 bytes)
3: ...s ambiguity, the date of the first practical, fielded version of the invention is used here.
60: * [[Odometer]] : [[Ancient Rome|Rome]]: [[Archimedes]]?
66: ...ntury BC|200s BC]]: Compound [[pulley]]: [[Archimedes]]
74: * [[1st century]]: [[Rudder|Stern mounted rudder]] in [[History of China|China]]
83: * [[9th century|800s]]: [[Black powder|Gunpowder]] in [[History of China|China]] - List of reference tables (55289 bytes)
1: ...ary|dictionaries]] and [[encyclopedia]]s (or an index of them, if they're scattered throughout the wor...
3: It includes listings or tabular information for quick refere...
7: ...ve come back to this page, paste the javascript code you have copied into your URL window and run it. ...
9: <!-- [[Wikipedia:Page size]] suggests not to divide lists even large.
13: ...llpadding=1 cellspacing=0 style="float: right; border-collapse: collapse"> - List of inventors (14020 bytes)
11: *[[Archimedes]], (circa 287 BC-212 BC), [[Greece]]
12: *[[Manfred von Ardenne]], (1907-1997), [[Germany]]
14: ...s]],(1927 - June, 1996)of the [[Canada|Canadian]] Department of Agriculture — instant mashed po...
19: *[[Robert Baden Powell]]- scouting movement
22: ... U.S. solar inventor and developer; architectural designer. - Mathematics (24164 bytes)
1: ...ty]], [[structure]], [[space]] and [[change]]. It developed, through the use of [[abstraction]] and [[...
3: ...nowledge. This latter meaning of mathematics includes the mathematics used to do [[calculation]]s and ...
10: However, mathematics undoubtedly could not have developed out of simple counting and arithmetic with...
15: ...]] and later [[astronomy]]. Nowadays, mathematics derives much inspiration from the natural sciences a...
17: ...as happened that pure mathematics, which was considered only of interest to mathematics, has become ap... - Lightning (33113 bytes)
2: ...ning strokes are observed during a night-time thunderstorm.]]
6: ...e air, producing lightning's characteristic [[thunder]] sound.
10: ...but while waiting for its completion, he got the idea of using a flying object, such as a [[kite]] ins...
12: ...fallen during the storm had soaked the line and made it conductive.
14: ...ted the original high-object-with-some-spark-gap idea that they used, so he usually gets the credit. - Bird (20345 bytes)
9: ...color = pink | plural_taxon = [[Order (biology)|Orders]]}}
10: <center>Many - see [[#Bird orders|section below]].</center>
13: '''Birds''' are [[biped]]al, [[warm-blooded]], egg-laying [[vertebrate]]s characterized prim...
15: ...mmingbird]]s to the huge [[Ostrich]] and [[Emu]]. Depending on taxonomic viewpoint, there are between ...
17: ...spend almost all their time at sea (e.g. the [[Wandering Albatross]]). Some, such as [[frigatebird]]s,... - Crossword (24761 bytes)
1: ...the convenience of the solver, although in many widely distributed American crosswords such as the ''[...
8: ...e traditionally limited to about one-sixth of the design. Crossword grids elsewhere, such as in [[Brit...
10: ...imes'' crossword are 15ױ5 squares, while weekend puzzles may be 21ײ1, 23ײ3 or 25ײ5.
12: ...ic circles. ''Free form'' crosswords have simple designs and are not symmetric.
14: ... are alike in construction, and the intent of the puzzle authors is to entertain with novelty, not to esta... - Albert Einstein (43065 bytes)
3: ... and [[physical cosmology|cosmology]]. He was awarded the [[1921]] [[Nobel Prize in Physics|Nobel Priz...
5: ...or a scientist. In his later years, his fame exceeded that of any other scientist in [[history of scie...
7: ... day Einstein receives popular recognition unprecedented for a scientist.
14: ...y was [[Jew]]ish (and non-observant); Albert attended a [[Catholic school|Catholic elementary school]]...
16: ...ct. Another, more recent, theory about his mental development is that he had [[Asperger's syndrome]], ... - Archimedes (13735 bytes)
1: ...etribution.) Some math historians consider Archimedes to be one of history's greatest mathematicians, ...
4: ...ented the [[irrigation]] device known as [[Archimedes' screw]].
6: ...inst the invading Romans was the [[claw of Archimedes]].
8: ...wooden ship with a variety of mirrors, they concluded that the enemy ships would have had to be virtua...
10: Archimedes was killed in Syracuse by a Roman soldier in 212... - Photosynthesis (9830 bytes)
1: ...t is meant to be very nontechnial and accessible. Details come later. -->
3: ...oduce food. Ultimately, nearly all living things depend on energy produced from photosynthesis for th...
6: ... from them. Most notably, they use [[carbon dioxide]] gas and water to produce sugars and [[oxygen]] ...
10: ...plex sequence of steps, and are very different in detail.
12: ...llen leaf. Areas where green chlorophyll has been destroyed now appear yellow]] - List of hobbies (5016 bytes)
17: * [[Embroidery]]
41: * Classic [[videogame]]s
54: * [[Scale model]]s
62: * [[3D computer graphics]] design
63: * [[Animation]] design - Puzzle (1711 bytes)
1: ...zleExample.jpg|right|thumb|An example of a simple puzzle.]]
2: ...s of [[Japan]] monks used to write [[mathematical puzzle]]s on temple walls: see [[sangaku]].
4: ==Well known puzzles==
8: * [[Eight queens puzzle]]
9: * [[n-puzzle]] (a.k.a. Fifteen puzzle) - Tangram (4661 bytes)
1: '''Tangram''' is an ancient [[China|Chinese]] [[puzzle]].
16: The puzzler [[Sam Loyd]] devised many tangram puzzles.
23: *[[Tiling puzzle]]
28: *''2nd Scientific American Book of Mathematical Puzzles and Diversions'', Martin Garner, Simon & Schuste...
29: ...Heuristic Solution to the Tangram Puzzle'', E. S. Deutsch & K. C. Hayes Jr., Machine Intelligence v7, ... - Sliding puzzle (2847 bytes)
1: ...'sliding tile puzzle''' challenges a player to slide usually flat pieces along certain routes (usually...
3: ...ard, are important parts of solving sliding block puzzles.
5: ...mple shows, some sliding puzzles are [[mechanical puzzles]].
6: ...nical fixtures are usually not essential to these puzzles, the parts could as well be tokens on a flat boa...
8: ... form a picture on-screen. The last square of the puzzle is then displayed automatically once the other pi... - Axolotls (8008 bytes)
15: ... (''Ambystoma mexicanum'') is an aquatic [[salamander]] native to [[Mexico]]. In the [[Spanish languag...
17: ...l form even as a sexually-mature adult, and not undergoing metamorphosis into a terrestrial form.
19: ...these same research specimens, even in the pet trade.
21: ...r, [[maare]]). The wild population has been put under heavy pressure by the growth of [[Mexico City]]....
23: ...m]]s on occasion. Beef Heart is sometimes recommended, but is not a good choice for the animal as mamm... - Theories and sociology of the history of science (16096 bytes)
3: ...uestion of large-scale patterns and trends in the development of [[science]], and asking questions abo...
7: ...lowness of communication. Still, there was a considerable amount of cross-fertilization between distan...
9: ...side the scientific community have, in recent decades, began to question the effect of commercial and ...
11: ...ssion. It was soon shut down by [[Pope Paul V]] under suspicion of [[sorcery]].
13: ...rlin]] [[1700]]. Early scientific societies provided valuable functions, including a community open t... - Scientific method (40667 bytes)
1: ...of building a supportable, [[evidence]]-based [[understanding]] of our natural [[world]].
6: ...ds for scientific inquiry is indivisible from the development of science.
7: ...seased demons and other superstition, there is evidence of traditional empiricism.
9: ...s we experience it reaches an extreme in [[Parmenides]] who argued that the world is one and that chan...
11: ...ricism]]. For Aristotle, the Platonic, universal ideal is to be found in particular things, what he ca...
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