Curated OER
Get a Half Life!: Student Worksheet
Upper elementary or middle schoolers will explore non-linear functions, graphing, and the curve of best fit through real-life data collection and trial analysis. They explore the concept of half-life and radioactive decay using M&Ms,...
Kenan Fellows
Half-Life
Scholars shake their way to understanding half-life with the help of candy. They observe and record which side candy lands on to graph the exponential decay in the fifth lesson of seven integrating chemistry and algebra. Combining...
Curated OER
Math in Science-Radioactive Decay and Half-Life
In this radioactive decay and half-life worksheet, students use given half-lifes to calculate the amount of time it will take for certain amounts of elements to decay. They also find the age of samples and determine how many grams of...
Curated OER
Get a Half-life!
Students explore decay functions and the half-life of a substance. Through an M&M activity with calculators, students collect and graph data. They determine the linear, quadratic and exponential functions of the graph. Students...
Curated OER
Get a Half Life!
Eighth graders use M&M's to experiment with data. They use a graphing calculator to determine the best equation for their data; linear, quadratic or exponential. They analyze the data to find the half-life of their M&M's.
Curated OER
Get a Half-Life!: Student Worksheet
In this math/science worksheet, young scholars will work in pairs to conduct an experiment based on a decay function which is often used to model radioactive decay. Students will shake M & M's in a cup to rub off the M and then...
Curated OER
NUMB3RS Activity: A Matter of Half-Life and Death
Students investigate exponential decay. Students explore the biological half-life of Cesium-137. Students investigate the Goiania Accident of 1987 which is considered one of the worst incidents in the history of the Atomic Age.
Curated OER
Carbon 14 Dating, Variation 2
Your archaeologists begin this task with a table of values to estimate the time passed based on the half-life of Carbon 14 remaining in a plant. They then move on to find when a specific amount of Carbon 14 is present in the same plant,...
Curated OER
Radiation Reassessed
Students investigate the dangers of radiation by exploring recent nuclear tragedies. In this scientific debate lesson plan, students define the idea of radiation "half life" and determine if low doses of radiation are truly damaging to...
PBL Pathways
Potassium-Argon Dating
Find the age of a fictional sample of rocks using a genuine approach. A well-designed lesson asks young mathematicians to use exponential modeling to analyze half-life. As a project-based learning activity, scholars communicate their...
Curated OER
Get a Half-life!
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...
Curated OER
Six Exponential Decay Problems
In this exponential model worksheet, students solve six exponential decay multiple choice questions and one free-response half life question. The solutions are provided..
101 Questions
Pool Bounce
Use geometry to improve your pool game! Learners analyze the front half of a pool shot to determine its resulting path. By measuring the angle of incidence, they are able to predict the path of the ball.
Curated OER
Exponential Functions: Half Life and Doubling Time
Pupils investigate the concept of exponential functions and how they increase in size over time. They simplify the functions in order to find the solutions that are possible and perform analysis of the curved line that is produced when...
Curated OER
Interpret Clock Time
Save yourself a few minutes of planning with this elementary math lesson plan on elapsed time. Through a series of collaborative and independent learning activities, children explore different real-world situations as they learn how to...
Curated OER
Fractions in Everyday Life
Students apply understanding of fractions by converting a recipe to feed the class and the whole grade level. They calculate how many cookies the class would eat and multiply each fraction in the recipe accordingly.
Charleston School District
Estimating Values of Expressions
You can't evaluate an irrational root expression without a calculator—or can you? Scholars estimate the value of roots within an expression to approximate the value of the expression. Expressions include a mix of square roots and whole...
Illustrative Mathematics
Use Cavalieri’s Principle to Compare Aquarium Volumes
Learners are designing a stunning new water feature for an aquarium, but they soon discover that more than just a pretty home for their fishy friends is required. From calculating the volume of a composite shape through the abstract...
Curated OER
Chernobyl 1 - Radiation Released
Students investigate the Chernobyl nuclear disaster by mapping out the winds carrying radiation and viewing a short video about the aftermath and subsequent health problems. They then calculate the amount of radiation that people were...
EngageNY
Families of Parallel Lines and the Circumference of the Earth
How do you fit a tape measure around the Earth? No need if you know a little geometry! Pupils begin by extending their understanding of the Side Splitter Theorem to a transversal cut by parallel lines. Once they identify the proportional...
Curated OER
Industrialization, Chemicals and Human Health - Math
High schoolers review the units of the metric system, and practice estimating measures before actually converting between the two systems of measurement. They participate in activities to visualize a concentration of one part per...
PwC Financial Literacy
Saving and Investing: Investing for the Future
A fine lesson on saving and investing is here for you and your middle schoolers. In it, learners explore the values of time and money, and discover how small amounts of money invested over time can grow into a large "pot of gold." They...
Curated OER
How Much Does it Cost to Light Your School?
Learners compute the cost of electricity used to light their classroom and their school for various lengths of time. They compute the amount of coal needed to produce the electricity used for one hour of light in their classroom. An...
Noyce Foundation
Mixing Paints
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...