Lesson studyLesson study (or jugyō kenkyū) is a teaching improvement process that has origins in Japanese elementary education, where it is a widespread professional development practice. Working in a small group, teachers collaborate with one another, meeting to discuss learning goals, planning an actual classroom lesson (called a "research lesson"), observing how their ideas work in a live lessons with students, and then reporting on the results so that other teachers can benefit from it.
Nine Lessons and CarolsNine Lessons and Carols, also known as the Festival of Nine Lessons and Carols and Service of Nine Lessons and Carols, is a service of Christian worship traditionally celebrated on or near Christmas Eve. The story of the fall of humanity, the promise of the Messiah, and the birth of Jesus is told in nine short Bible readings or lessons from Genesis, the prophetic books and the Gospels, interspersed with the singing of Christmas carols, hymns and choir anthems.
Bending momentIn solid mechanics, a bending moment is the reaction induced in a structural element when an external force or moment is applied to the element, causing the element to bend. The most common or simplest structural element subjected to bending moments is the beam. The diagram shows a beam which is simply supported (free to rotate and therefore lacking bending moments) at both ends; the ends can only react to the shear loads. Other beams can have both ends fixed (known as encastre beam); therefore each end support has both bending moments and shear reaction loads.
A Lesson in RomanticsA Lesson in Romantics is the debut studio album by American rock band Mayday Parade. The band resulted from a merger of two separate bands, Kid Named Chicago and Defining Moment. In June 2006 the band released an EP, Tales Told by Dead Friends, which they sold to people by following the 2006 edition of Warped Tour and offering copies; it eventually sold 10,000 copies. The band signed to Fearless Records in August. A Lesson in Romantics was recorded in early 2007 with producers Zack Odom and Kenneth Mount.
Flexion (matériau)En physique (mécanique), la flexion est la déformation d'un objet sous l'action d'une charge. Elle se traduit par une courbure. Dans le cas d'une poutre, elle tend à rapprocher ses deux extrémités. Dans le cas d'une plaque, elle tend à rapprocher deux points diamétralement opposés sous l'action. L'essai de flexion d'une poutre est un essai mécanique utilisé pour tester la résistance en flexion. On utilise la flexion dite « trois points » et la flexion dite « quatre points ».
L'Économie politique en une leçonEconomics in One Lesson is an introduction to economics written by Henry Hazlitt and first published in 1946. It is based on Frédéric Bastiat's essay Ce qu'on voit et ce qu'on ne voit pas (English: "What is Seen and What is Not Seen"). The "One Lesson" is stated in Part One of the book: "The art of economics consists in looking not merely at the immediate but at the longer effects of any act or policy; it consists in tracing the consequences of that policy not merely for one group but for all groups.
Cours de natationSwimming lessons are the process of learning to swim. In most countries there is a definition of a number of swimming levels that are reached in the process of the curriculum. The respective certificates of swimming tests are required for further training in aquatic abilities. Many countries have defined a minimum swimming level that children should reach by the end of primary education, in most cases with the help of school swimming classes being part of the normal curriculum.
Béton armévignette|Armatures métalliques de renforcement du béton. vignette|« Cancer du béton » : lorsque le front de carbonatation atteint l'armature métallique, celle-ci est atteinte de rouille qui fait augmenter le volume de l'acier, conduisant à l'éclatement du béton d'enrobage, ce qui provoque des délaminations, ou comme ici des épaufrures qui mettent à nu les armatures oxydées. Le béton armé est un matériau composite constitué de béton et de barres d'acier alliant les propriétés mécaniques complémentaires de ces matériaux (bonne résistance à la compression du béton et bonne résistance à la traction de l'acier).
Sabbath SchoolSabbath School is a function of the Seventh-day Adventist Church, Seventh Day Baptist, Church of God (Seventh-Day), some other sabbatarian denominations, usually comprising a song service and Bible study lesson on the Sabbath. It is usually held before the church service on Saturday morning, but this may vary. It includes programs that are Bible based, to foster Christian growth. This period usually lasts for a period of 1 hour 40 minutes. During this time the "lesson study" is also conducted.
BabbelBabbel est un système d’apprentissage des langues en ligne. Il propose un site web ainsi qu’une application pour téléphones intelligents et tablettes (iOS, Android, Windows Phone) destinés à l'apprentissage payant des langues. Markus Witte et Thomas Holl ont fondé l’entreprise en 2007. La start-up berlinoise était alors la première entreprise d’apprentissage des langues en ligne. En 2019, Markus Witte démissionne de sa position de PDG pour laisser la main à Arne Schepker, anciennement directeur marketing de l'entreprise.
Diagramme des efforts intérieursEn théorie des poutres, les diagrammes des efforts intérieurs désignent le tracé des efforts subis par la poutre en fonction de la position le long de cette dernière. Les principaux diagrammes des efforts intérieurs sont ceux de l'effort tranchant (V) et du moment de flexion (M). On parle alors de diagrammes V-M. Les diagrammes V-M sont généralement tracés l'un sous l'autre directement sous la poutre.
