Lesson Plan
Curated OER

Get a Half-life!

For Teachers 9th - 12th
Students use m&m candies as their sample set. They begin by counting the total number of candies to determine their sample size. Students put the candies into a cup and shake them gently before pouring them onto a paper plate. Count...
Lesson Plan
Curated OER

Oodles of Poodles

For Teachers 10th - 11th
Students solve equations by graphing. In this algebra lesson, students differentiate between functions and relations. They use the TI to graph their equation and analyze the graph.
Lesson Plan
Curated OER

Purchasing A Used Car

For Teachers 7th
Seventh graders investigate the practice of purchasing a used car with the help of links and resources found in the lesson plan. They conduct research to find the right kind of car using a variety of resources. Students examine data in...
Unit Plan
Concord Consortium

Concord Consortium: Exponential Decay

For Students 9th - 10th
Learn about exponential decay in real-world situations. Problems involve the application of depreciation of an asset and radioactive decay. Learn to apply exponential decay equations and interpret graphs.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Exponential Decay and Growth

For Students 9th - 10th
Eleven problems present a variety of problems working with various aspects of exponential decay and growth. 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...
Unit Plan
Sophia Learning

Sophia: Exponential Growth and Decay

For Students 9th - 10th
The tutorial explores exponential growth and decay. Definitions, formulas, and example problems are included in the learning resource.
Activity
University of Saskatchewan (Canada)

University of Saskatchewan: Modeling Exponential Decay Using Logarithms

For Students 9th - 10th
Radioactive decay is a real-life example of exponential decay. This site solves an example problem by using the exponential decay equation.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications of Exponential Functions

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students use tools learned previously to solve real-world problems regarding exponential functions. Students watch a video tutorial, explore guided...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications of Exponential Functions

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to use exponential functions in real-life situations. Students watch a video tutorial, explore guided notes and attempt practice problems.
Handout
Math Medics

S.o.s. Math: Exponential and Logarithmic Functions /Radioactive Decay

For Students 9th - 10th Standards
A set of examples and exercises that show how to solve radioactive decay problems by using exponents and logarithms.
Lesson Plan
Other

Nearpod: Exponential Functions

For Teachers 9th - 10th Standards
In this lesson plan, students will use the exponential function equation to solve real-life problems involving exponential growth and decay including the compound interest formula.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications of Exponential Functions

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students devise a problem-solving strategy to solve real-world problems involving exponential functions. Students watch a video tutorial, explore...
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Exponential Growth and Decay

For Students 9th - 10th
Complete practice exercises after learning how to solve exponential growth and decay problems.
Lesson Plan
Alabama Learning Exchange

Alex: Exponential Growth and Decay

For Teachers 9th - 10th
This lesson on exponential growth and decay involves a variety of teaching resources. There are a variety of websites used to teach and reinforce how to identify exponential growth or decay and how to solve problems relating to growth...
Activity
Texas Instruments

Texas Instruments: Exponential Functions: Growth and Decay

For Teachers 9th - 10th
Students can use exponential functions to study growth and decay. Students will solve word problems ranging from population to interest rates.
Activity
Texas Instruments

Texas Instruments: Growth and Decay Formulas

For Teachers 9th - 10th
In this question set, students use exponential growth and decay functions to solve problems about compound interest, population growth, investments, and half-life. Solutions and explanations are provided for these problems.
Interactive
Cool Math

Coolmath: Radioactive Decay 3

For Students 9th - 10th
This Algebra Cruncher generates an endless number of practice problems for radioactive decay -- with hints and solutions!
Activity
Analyze Math

Analyze Math: Exponential Functions (2)

For Students 9th - 10th
The tutorial investigates how to use exponential functions to solve word problems. Some topics explored are population and radioactive decay. The activity includes examples with detailed solutions.
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...
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Exponential Models

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] In this lesson students will be identifying, applying, and solving exponential models manually and with technology. Students examine guided notes, review guided...
Handout
Purple Math

Purplemath: Logarithmic Word Problems

For Students 9th - 10th
Logarithmic word problems generally involve evaluating a given logarithmic equation at a given point, and solving for a given variable; they're pretty straightforward. This resource contains worked examples to demonstrate the reasoning...
Activity
Interactive Mathematics

Interactive Mathematics: Graphs of Exponentials & Logarithms

For Students 9th - 10th Standards
Interactive graphs of base 10 exponential and logarithmic functions are demonstrated and applied to real-world problems.
Study Guide
Department of Defense

Do Dea: Growth and Decay

For Students 9th - 10th
Practice problems that each illustrate a different use of the Law of Exponential Change. Examples and explanations are provided. Great review for the AP Calculus test!
Interactive
Cool Math

Coolmath: Radioactive Decay 1

For Students 9th - 10th
This Algebra Cruncher generates an endless number of practice problems for radioactive decay -- with solutions! Find how much will be left after a given amount of time.