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latest
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| abelard.org undergoes continual
minor changes and additions. This list refers only to substantive changes. |
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| Go
here for earlier entries and go here for prior entries to latest changes and additions at abelard.org |
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| 19.08.2010 | fractions,
decimals, percentages and ratios 1 Text update - improved and clarified. |
updated document in zone |
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| 17.08.2010 | RPI
(retail price index) and CPI (consumer price index)
Section updated in the light of further flummery fromp the UK government. (End note 21, a helpful expansion on CPI and RPI, has also been expanded.) |
updated document in ![]() |
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| 26.07.2010 | hoover
dam canyon bridge or the mike o’callaghan-pat tilman
memorial bridge Amazing engineering feat nearing its end - how to span a river 900 feet below and nearly a mile wide. This bridge will be the second-highest in the USA. Generously photo illustrated. |
new document in |
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| 22.06.2010 | fossil
fuels are a dirty business Photo illustrations of the filthy business of extracting fossil fuels from the Earth. |
new document in ![]() |
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| 14.06.2010 | Cestas
aire - a stop on the Wild West, Bordeaux to the Spanish
border - the N10 and A63 Going south from Bordeaux, is the Cestas Aire with services. Connected to the northbound aire by tunnel and much used by trucking traffic, Cestas is busy and not very attractive. However, on the southbound side there is a very interesting shop selling local regional products, including wines. Generously photo-illustrated. |
new section to the Wild West, Bordeaux to the Spanish border - the N10 and A63 in the france zone | |
| 05/06/2010 |
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new documents in |
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| 29/05/2010 | Germans
in France - St. Quentin cathedral Held by the Germans for six years, almost destroyed and found with the remaining walls ready to be blown. Fortunately, the vandals were chased away in time. Photos, plans. |
new document in the france zone | |
| 25/05/2010 | Germans
in France - Arras cathedral On the Western Front during much of WW1, Arras cathedral and its town suffered terribly as Germans captured the town or were driven back. |
new document in the france zone | |
| 23/05/2010 | Germans
in France - Reims cathedral What happend to Reims cathedral during WW1, focusing on two renowned statues. |
new document in the france zone | |
| 17/05/2010 | Germans
in France - Cambrai Cathedral Germans in France - Soissons Cathedral Subsidary documents to Germans in France, what happened to these cathedrals during WW1. |
new documents in the france zone | |
| 14/05/2010 | Germans
in France The effect of successive German incursions into its neighbour France. |
new document in the france zone | |
| 3/05/2010 | understanding,
calculating and changing bases
Numbers are counted in groups called bases, to make it easier to count larger groups (or sets) of numbers. A simple explanation of how to count in different bases using abelard’s educational counter, together with some everyday examples. |
new document in zone |
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| 21/04/2010 | motorway
aires: the A20 - the Occitane, from Brive to Montauban Historic and modern - spectacular places to visit on your journey through the centre of France. Maps and copious photo-illustrations. |
new document in the france zone | |
| 09/04/2010 | in
Poitou-Charentes - the A87 motorway and its aires Where to pause on your journey down (or up) France's western coast. Maps, photos. |
new document in the france zone | |
| 04/04/2010 | in
Poitou-Charentes - the A837 motorway A short autoroute between Saintes and Rochefort on France’s western coast, with two very interesting stop-offs (aires). Plentifully photo-illustrated. |
new document in the france zone | |
| 02/01/2010 | Gustave
Eiffel’s first work: the Eiffel passerelle, Bordeaux
The builder of the Eiffel Tower’s first work, much used and loved, almost destroyed, now a national monument. Photo illustrated. |
new document in the france zone | |
| 22/03/2010 | in
poitou-charentes: motorway aires on the A83 Running through the attractive, often wetland, countryside of the Poitou-Charentes region of France, the A83 autoroute has several prety and interesting rest areas. With photo illustrations. |
new document in the france zone | |
| 9/03/2010 | a
fifth bridge coming to bordeaux: pont bacalan-bastide, a
new vertical lift bridge
A fifth bridge is coming to Bordeaux, the Pont Bacalan-Bastide, a solution that allows the entry of tall ships into Bordeaux, while providing a much needed river crossing. |
new document in the france zone | |
| 18/02/2010 | Ile
de France, Paris: in the context of Abelard and of French
cathedrals being developed
The earliest part of Paris, and so of France. Maps, engravings, photos. |
new document in the france zone | |
| 10/02/2010 | writing
down sets and set logic equations |
new document in zone |
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| 25/01/2010 | France’s
western isles: Ile de Ré One of the sunniest places in France, a place that is now easily accessible, but with a feeling of comfortable remoteness. |
new document in the france zone | |
| 15/01/2010 | how
to teach your child number arithmetic mathematics - understanding
sets being developed A set are another name for a box into which you group similar or dissimilar objects. How to handle sets. |
new document in zone |
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| 11/11/2009 | how
to teach your child number arithmetic mathematics - orders
of magnitude, indices and logarithms Step by step explanations, in clear language, of some important tools in maths. |
new document in zone |
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| 28/10/2009 |
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new document and document
expansion in zone |
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20.10.2009
01.10.2009 |
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new mini-documents | |
| 11.10.2009 | equality
and equations Keeping sums in balance |
new document in zone |
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| 12.09.2009 | prime
numbers and factors, the sieve of Eratosthenes
Prime numbers and factors of numbers are important concepts to understand when doing sums with fractions. Simple, illustrated explanations. Beta release. |
new document in zone |
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| 03.09.2009 | fractions,
decimals and percentages 1 Fractions, decimals and percentages are all effectively the ‘same’ thing. This first page concentrates on what are fractions and how to do simple additions and subtractions with fractions. |
new document in zone |
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| 26.08.2009 | the
brilliant abelard.org counter Count up, count down, in binary, in decimal, in hexadecimal, or whatever you choose. Even count backwards in negative decimals. An excellent, fluent and very useful tool for all sums learners and teachers. |
new interactive tool in zone |
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| 09.10.2008 | find
the topic that interests you at abelard.org An alphabetical resource for finding topics of interest. Subjects at a glance. |
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email abelard at abelard.org © abelard, 2002, 8 january the address for this document is http://www.abelard.org/latest.htm prints as 12 A4 pages (on my printer and set-up) |