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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Us Population 1790 1860

For Teachers 9th - 10th Standards
In this task, students are shown a table of U.S. population data between 1790 and 1860 and are asked to explore whether exponential functions would be appropriate to model relationships within the data. The purpose of the task is to help...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Equal Differences Over Equal Intervals 1

For Teachers 9th - 10th Standards
In this task, students prove that linear functions grow by equal differences over equal intervals, and notice that in this case, the equal differences have the same value as the slope. Aligns with F-LE.A.1.a.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Sandia Aerial Tram

For Teachers 9th - 10th Standards
For this task, students examine data on the elevation and the minutes into a ride for a tram that is traveling up a mountain and write an equation for the function that models the relationship between the two variables. Aligns with...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Taxi!

For Teachers 9th - 10th Standards
In this task, students explore the linear relationship between distance traveled and taxi fare cost. Aligns with A-REI.D.10 and F-LE.B.5.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le in the Billions and Linear Modeling

For Teachers 9th - 10th Standards
In this task, students are shown a table of world population data and asked to explore whether linear functions would be appropriate to model relationships within the data. Aligns with F-LE.A.1.b.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Bacteria Populations

For Teachers 9th - 10th Standards
This task provides a real-world context for interpreting and solving exponential equations. Young scholars are asked to examine the equations representing the growth of three colonies of the bacterium that causes pneumonia, each colony...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Carbon 14 Dating

For Teachers 9th - 10th Standards
The task requires the student to use logarithms to solve an exponential equation in the realistic context of carbon dating. Aligns with F-LE.A.4.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Exponential Growth Versus Linear Growth Ii

For Teachers 9th - 10th Standards
In this task, students compare exponential and linear functions and find that exponential functions with a base larger than one eventually exceed in value any given linear (or polynomial) function if the value of the input is...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le a Saturating Exponential

For Teachers 9th - 10th Standards
For this problem, students use an exponential equation to investigate the warming up of a cold beverage on a summer day and analyze a graph to estimate temperatures. Aligns with F-LE.B.5 and F-BF.B.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Exponential Growth Versus Polynomial Growth

For Teachers 9th - 10th Standards
In this problem, students compare the growth of exponential functions versus polynomial functions and find that an exponential function takes larger values than a cubic polynomial function provided the input is sufficiently large. Aligns...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Exponential Growth Versus Linear Growth I

For Teachers 9th - 10th Standards
In this task, students analyze two methods of payment to discover how an exponentially increasing quantity eventually surpasses a linearly increasing quantity. Aligns with F-LE.A.3.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Do Two Points Always Determine a Linear Function?

For Teachers 9th - 10th
For this task, students explore linear functions and whether they can always be determined by two points on the coordinate grid. It focuses on producing an explicit function f(x) in the case where the line is not vertical. Aligns with...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Equal Factors Over Equal Intervals

For Teachers 9th - 10th Standards
For this task, students investigate the changes that take place in the values of a function to determine that exponential functions grow by equal factors over equal intervals. Aligns with F-LE.A.1.a.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Equal Differences Over Equal Intervals 2

For Teachers 9th - 10th Standards
For this task, students investigate the changes that take place in the values of a function to determine that linear functions grow by equal differences over equal intervals. Aligns with F-LE.A.1.a.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Linear Functions

For Teachers 9th - 10th Standards
In this problem, students are presented with the equations of two linear functions and their intersecting graphs. They are asked to label the graphs and compute values for several points on the graphs. Aligns with F-LE.A.1.b.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: N q.a.3 and F le.a.4: Accuracy of Carbon 14 Dating Ii

For Teachers 9th - 10th
This task is a refinement of "Carbon 14 dating" which focuses on accuracy. Aligns with N-Q.A.3 and F-LE.A.4.
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eBook
Blackdog Media

Classic Reader: The Dead Sexton by Joseph Sheridan Le Fanu

For Students 9th - 10th
Classic Reader provides numerous classic works from famous authors. One work is "The Dead Sexton." This short ghost story was written in early 1900's by Joseph Sheridan Le Fanu.
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eBook
Blackdog Media

Classic Reader: The Haunted Baronet by Joseph Sheridan Le Fanu

For Students 9th - 10th
Classic Reader provides numerous classic works from famous authors. First published in 1871, one work is The Haunted Baronet. Originally found in the Chronicles of Golden Friars short story collection, this work was written by Joseph...
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Activity
Art Cyclopedia

Artcyclopedia: Eustache Le Sueur: Work Viewable on the Internet

For Students 9th - 10th
This page provides links to many sites where viewers can find representations of Le Sueur's paintings.
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Handout
Trinity College Dublin

Trinity College: Jean Le Rond D'alembert (1717 1783)

For Students 9th - 10th
Information on the mathematical achievements of Jean-le-Rond d'Alembert as well as biographical information.
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Activity
Other

Tiscali: Welcome in Azay Le Rideau

For Students 9th - 10th
This site takes you on a tour of Azy-le-Rideau. A historical overview of the castle is offered.
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eBook
ThoughtCo

About.com: Classic Literature: Le Morte D'arthur

For Students 9th - 10th
The complete text of Le Morte D'Arthur by Sir Thomas Malory followed by links to additional articles and information about the text.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Do Two Points Determine a Linear Function Ii?

For Teachers 9th - 10th Standards
In this task, students investigate the relationship between linear equations and linear functions. Aligns with F-LE.A.2.
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Article
Khan Academy

Khan Academy: Le Corbusier, Villa Savoye

For Students 9th - 10th
Le Corbusier's famous dictum, that "The house should be a machine for living in," is perfectly realized within the forms, layout, materials, and siting of the Villa Savoye. View pictures and details of this house on this site.

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