PBS
Population Simulation with M&M's
Math and M&Ms® go great together when introducing a modeling activity. Allow your learners to simulate population growth and decay of fish in a pond and share their reasoning for the change in fish. With such an impact we have on our...
Firelands Local Schools
Exponential Growth and Decay
How can you safely model exponential growth and decay? A hands-on activity uses candies to model not only exponential decay, but also exponential growth. Exponential equations are fitted by hand and by use of a calculator to the data...
PBS
Adventures With The Fish Pond: Population Modeling
Build up from the previous activity where your learners charted the population growth and decay of a fish pond with M&Ms®. Have them look at the data from that activity and create a Now-Next, or recursive equations, to predict the...
Radford University
Transformational Graphing in the Real World: Bacteria – Growth or Decay?
Grow—not decay—your knowledge of exponential functions. Young mathematicians graph exponential functions and explore how transformations affect the graphs. They decide whether the functions represent growth or decay in the context of...
Radford University
Population Project
How fast does it grow? Scholars work on two tasks dealing with exponential growth, one on population growth and the second on investments. Learners research a country's population over the past century and make predictions of the current...
Curated OER
Exponential Growth and Decay
In this Algebra II worksheet, 11th graders solve verbal problems that involve exponential growth or decay. The two page worksheet contains a combination of seven multiple choice and free response questions. Answers are provided.
Curated OER
Exponential Growth and Decay
In this algebra worksheet, students solve word problems. They identify the graph as exponential growth or decay. There are 7 questions with an answer key.
Curated OER
Integrated Algebra/Math B Regents Questions: Exponential Equations
In this exponential equations worksheet, students solve 11 word problems in short answer and multiple choice format. Students write and solve exponential growth and decay problems given a word problem.
Curated OER
Exploring Exponential Models
Explore the difference between exponential growth and decay with this activity. Use tables, graphs, and algebraic methods to gain insight. The notion of an asymptote is also introduced.
Curated OER
Growth and Decay
For this algebra worksheet, students investigate growth and decay. They analyze the population of Winchester, Virginia to see what year had the most or least growth or decay. There are 4 word problems.
Radford University
Animal Decline
Where did they all go? Small groups collect data on different animal species that are on a decline. Teams develop equations to model the populations over time and then create presentations about the decline of their animals. Classmates...
Curated OER
Integrated Algebra Practice: Exponential Growth
In this exponential growth worksheet, students solve 4 short answer and multiple choice problems. Students determine the population of a city after a given amount of time.
BW Walch
Creating and Graphing Exponential Equations
Frequently found in biology and economic application problems, exponential equations show up as stars in this introductory presentation. Taking no background or knowledge of exponentials for granted, the slides walk learners through the...
Curated OER
Rhinos and M&M's
Learners analyze patterns of exponential models by collecting data in paper folding and M&M investigations. They use graphing calculators to create scatter plots that lead to equations for the exponential models. They then apply this...
Curated OER
Pre-calculus Unit 3 Test 2
Students will solve exponential function problems, graph exponential functions, find the value of logarithms, determine future value, and compound interest. In this Pre-calculus lesson, students will use the properties of logs to solve...
Curated OER
Algebra 1 Unit 8 Review
In this math worksheet, students practice the techniques associated with algebra 1. This 5-page worksheet has many different types of problems for the students to solve.
Virginia Department of Education
Exponential Modeling
Investigate exponential growth and decay. A set of six activities has pupils collecting and researching data in a variety of situations involving exponential relationships. They model these situations with exponential functions and solve...
Curated OER
Lizard Lab
For this detailed and comprehensive multi-day activity, budding evolutionary biologists use real data from lizard populations in the Canary Islands to examine evolution and natural selection.
EngageNY
Modeling with Exponential Functions
These aren't models made of clay. Young mathematicians model given population data using exponential functions. They consider different models and choose the best one.
Curated OER
The Mechanisms of Decay and Decomposition
Eighth graders study how all living things die. They are introduced tot he life cycle and the concept of an ecosystem. Students have a introductory exposure to trophic levels (producer-consumer-decomposer) in the environment.
Curated OER
Bacterial growth
Students explore the exponential growth and decay of microbial populations in relation to the organism tolerance ranges in their environment, They observe the impact of changing variables which can affect microbial populations.
Curated OER
Endocrine Disruptors in Our Drinking Water: Should We Be Concerned?
Students investigate the different hormone contaminants in the water supply. In this math lesson, students analyze data tables and graphs. They demonstrate exponential growth and decay using frog populations.
Curated OER
Carrying Capacity of Ecosystems
Students define population and carrying. In this algebra instructional activity, students explore exponential growth and decay based on animals and things that grow or decrease exponentially. They graph their findings and discuss their...
Curated OER
Graphs involving Exponential Functions
In this algebra worksheet, students graph exponential functions and analyze it for growth and decay. There are 9 problems with an answer key.