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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Ced Paying the Rent

For Teachers 9th - 10th
A checking account is set up with an initial balance of $4800, and $400 is removed from the account each month for rent (no other transactions occur on the account). Aligns with A-CED.A.1.
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Unit Plan
TES Global

Blendspace: Filling Out Forms

For Teachers 9th - 10th
This fifty-nine-part learning module provides functional writing resources. Teachers will find resources that their students can use with their students who need to learn how to complete job applications.
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Lesson Plan
TeachEngineering

Teach Engineering: Getting to the Point

For Teachers 6th - 8th
In this lesson, students learn how to determine location by triangulation. We describe the process of triangulation and practice finding your location on a worksheet, in the classroom, and outdoors.
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Lesson Plan
TeachEngineering

Teach Engineering: Where Am I: Navigation and Satellites

For Teachers 3rd - 5th
How do we know where we are? In this lesson, young scholars explore the concept of triangulation that is used in navigation satellites and global positioning systems designed by engineers. Also, students learn how these technologies can...
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Unit Plan
Other

About Scotland: Pythagoras: Music and Space

For Students 9th - 10th
A study on Pythagoras and how he used geometry to explain parts of music, including harmony, proportion, and space.
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Unknown Type
Lawrence Hall of Science

The Math Page: Skill in Algebra: Word Problems Equations With Fractions

For Students 9th - 10th
Here is a site that clearly and thoroughly shows how to solve word problems in which the derived equation has fractions involved. There are example problems solved, problems for the student to attempt, and answers to the student...
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Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Problem Solving Using Linear Systems

For Students 9th - 10th Standards
Ten problems present practice using problem-solving with linear systems in real-world situations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
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Website
Other

Webopedia: Bug

For Students 9th - 10th
Offers a short, concise definition of the typical software or hardware bug. Provides hyperlinked terms, also.
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Website
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Equation for an Arch

For Students 9th - 10th
A student with a summertime carpenter job asks Dr. Math how to draw an arch. Dr. Math responds by showing how the equation of the parabola can be generated by having three distinct points of the parabola known.
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Activity
National Council of Teachers of Mathematics

The Math Forum: Putt Putt Golf in the Math Classroom

For Teachers 9th - 10th
Putt-Putt golf can be a great tool in helping students understand angles and their reflections. Here a teacher demonstrates the "Course," set up in his classroom to assist in explaining to students how to use geometry and angles in...
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Activity
Texas Instruments

Texas Instruments: Numb3 Rs Season 2 "Convergence" Where Is the Bullet?

For Teachers 9th - 10th
Charlie uses parametric equations of projectile motion to figure out where to look for a fired bullet in the "Convergence" episode of the show NUMB3RS. The lesson plan includes a student page complete with keystroke instructions for the...
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Handout
University of Saskatchewan (Canada)

University of Saskatchewan: Modelling Natural Growth

For Students 9th - 10th
This site shows how to model exponential growth. The site walks the student through an example problem using logarithms to find the exponential growth of the theoretical world population.
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Handout
Other

Wpi: Exponential Decay and Effective Medicine Dosage

For Students 9th - 10th Standards
This site is an example of the use of exponential decay. The example involves the effectiveness of a medical dosage over time.
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Handout
University of Toronto (Canada)

University of Toronto: Imaginary Numbers in Real World

For Students 9th - 10th Standards
This site from the University of Toronto contains revelant information regarding imaginary number appliances to the real world.
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Lesson Plan
Science and Mathematics Initiative for Learning Enhancement (SMILE)

Smile: Real World Applications Work Problems

For Teachers 9th - 10th
A lesson plan incorporating the use of real world work, rate, and time problems. Examples are provided and strategies for effective use of the lesson are included.
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Unit Plan
Stefan Warner and Steven R. Costenoble

Finite Mathematics & Applied Calculus: Applications of Systems of Linear Equations

For Students 9th - 10th Standards
Students learn a general strategy for solving all applications of linear equations. The tutorial consists of class notes, examples, and practice problems. Review exercises and a chapter quiz are included.
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Handout
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Squaring Pennies

For Students 9th - 10th
A cute story about exponential growth.
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Lesson Plan
National Council of Teachers of Mathematics

The Math Forum: Measuring Distances Triangulation

For Teachers 9th - 10th
Lesson plan which details how to have students determine the distance to an object by sighting it from two different locations and knowing the distance between these locations. As an advanced alternative, trigonometry can be used to...
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Handout
Other

Algebra Lab: Applications of Exponential Functions

For Students 9th - 10th
Explains how exponential functions have applications in real-world scenarios, including a population of a city, the growth of bacteria, drug decay, and compounding interest. Includes four word problems to try, with hints and answers...
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PPT
Shippensburg University

Shippensburg University: Weighted Voting Systems [Ppt]

For Students 9th - 10th
This PowerPoint explains how a weighted voting system works and the notation and terminology used to discuss them.
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eBook
Other

University at Albany: Populations and Samples: The Principle of Generalization

For Students 9th - 10th Standards
This resource explains what generalization is in statistics, its advantages and disadvantages, and problems that can occur, e.g., sample or response bias. Includes detailed examples of sampling error and sample bias.
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Activity
Lawrence Hall of Science

The Math Page: Skill in Algebra: Word Problems That Lead to Simultaneous Equations

For Students 9th - 10th
Here is a site that clearly and thoroughly explains how to solve word problems that lead to systems of equations, such as mixture, coin, investment, and upstream/downstream problems. There are example problems solved, problems for the...
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Handout
Other

St. Olaf College: The Malthusian Model

For Students 9th - 10th
This site from St. Olaf College provides great information on the Malthusian Model for population growth. Great factual text is given, along with formulas and examples to increase the learning on the subject.
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Activity
Carnegie Mellon University

Data and Story Library: Real World Stories of Statistics

For Students 9th - 10th
This online library of data files and stories illustrates the use of basic statistics methods. The reader does not need to be a statistician to understand the topics discussed. Many of the short stories are humorous (the F-index of hot...