Examen.sn
Portail d'aide à la préparation des examens, du CM2 à la terminale. Résumés de cours, exercices corrigés, conseils.
Equation à une inconnue
Equation à une inconnue
Equation à une inconnue
Equation à une inconnue
Définition racine carrée
Définition racine carrée
Changement de variable
La formule de dérivation des fonctions composées donne une méthode d'intégration appelée intégration par changement de variables
Statistics and Graphing
Statistics play a vital role in the scientific enterprise. This activity provides background information and tutorials on basic statistics (mean, median, standard deviation, etc.) used in science. Topics include descriptive statistics. l
Population: Age Structure
One of the primary tools that demographers use to understand population is the age structure diagram, a graphic representation that shows the distribution by ages of females and males within a certain population.
Measurement
This two-part activity provides an introduction to the basics of measurement (linear, mass, volume, density) and discusses the role of inferential statistics in comparing any two measurements. The concept of random variations in measurements is introduced.
Industrial Design: The Geometry of Bicycle Designs
In this activity students will: Investigate how triangles can be used to design bicycles; Measure lengths and angles used to make different bicycle frames;Make conjectures about angle sizes and type of bicycles.
The Shapes of Our World. Experimenting With the Language of Geometry
In this lesson, students play a game of charades as an experiment in non-verbal communication. They then create maps with directions that demonstrate their ability to utilize shapes and spatial relationships in a practical context. Their learning is culminated in a written critical essay about the universality of human understanding.
Teach Your Parents Well - Educating Adults to Help Bridge the Digital Divide
In this lesson, students will consider the information they know that their parents don’t regarding today’s technology and popular culture. To help bridge the divide, students develop course outlines and lesson plans designed to teach adults what they need to know to keep in step with today’s youth.
Suffer the Little Children - Reflecting on Child Labor in Guatemala
In this lesson, students learn about and respond to the plight of child workers in Guatemala in the face of increased free trade through the Central American Free Trade Agreement.
Proving (a Theorem) and Disproving (a Theory). Applying the Pythagorean Theorem to Real Life
In this lesson, students share thoughts about careers and gender roles. They then work together to prepare a proof of the Pythagorean theorem and synthesize their learning by preparing a creative representation of Pythagoras' ideas.
Living on the Grid - Playing and Deconstructing Logic Games
In this lesson, students play and deconstruct the mathematical and strategic principles of logic puzzles, including tic-tac-toe and sudoku, as well as new games like kakuro, masyu, and nurikabe. They then prepare strategies for a user's guide to one game.
Invention Convention - Inventing and Marketing Products to Make Life Easier
In this lesson, students work in groups to create products that can help address everyday annoyances. They then design business plans for the manufacturing and marketing of their inventions.
Here Comes the . . . Bill. Preparing a Budget for a Milestone Event
In this lesson, students share opinions about the importance of milestone events they might host or attend. They then prepare estimated budgets for parties based on established budget totals, and compare their estimates against the real costs.
Graphic Accounts - Analyzing Graphs in The New York Times
In this lesson, students learn about the estimated cost of the war in Iraq to the U.S. government in comparison to other hypothetical expenditures, in part by examining a bar graph. They then explore the use of different types of graphs in The New York Times.
Don't Bet the House On It! Examining Mortgages through Real Estate Simulations
In this lesson, students will determine how much different families can afford to spend on real estate by taking on personas and creating budgets.
All About Aid-Navigating the World of Student Loans
In this lesson, students create presentations for graduating seniors about how to navigate the college financial aid system.
Children Play - The Foundation for Mathematical Learning
Children acquire mathematical concepts from games such as rope, dice and cards. This book identifies the games as a foundation for mathematical learning in Grades 1 to 3.
