Balanced Assessment
Fermi Estimates II
How many hot dogs does Fenway Park go through in a year? Learners estimate answers to this question and more as they work through the task. Problems require participants to make assumptions and use those assumptions to make estimations.
Noyce Foundation
Fractured Numbers
Don't use use a fraction of the resource — use it all! Scholars attempt a set of five problem-of-the-month challenges on fractions. Levels A and B focus on creating fractions and equivalent fractions, while Levels C, D, and E touch on...
PhET
Radioactive Dating Game
Uranium 235 has a half-life of over 700 million years and is the fuel used in the atomic bomb dropped on Hiroshima, Japan. Pupils see the half-lives and decay rates of Carbon-14 and Uranium-238. They also take measurements of these two...
Curated OER
Euler's Method
For this Euler's method worksheet, students use Euler's method to determine one-second time intervals in a rate problem. They explore functions to estimate rate changes in small time intervals. This two-page worksheet contains...
Curated OER
Carbon 14 Dating in Practice I
Analyzing and evaluating exponential functions will help your archaeologists find the amount of Carbon 14 remaining in a plant in this real-life task centered on carbon dating. Learners will also be introduced to the concept of...
EngageNY
Modeling Riverbeds with Polynomials (part 2)
Examine the power of technology while modeling with polynomial functions. Using the website wolfram alpha, learners develop a polynomial function to model the shape of a riverbed. Ultimately, they determine the flow rate through the river.
Achieve
False Positives
The test may say you have cancer, but sometimes the test is wrong. The provided task asks learners to analyze cancer statistics for a fictitious town. Given the rate of false positives, they interpret the meaning of this value in the...
Curated OER
Practice: Word Problems
Congratulations, you've just hit the word problem jackpot! Covering an incredible range of topics from integers and fractions, to percents, geometry, and much more, this collection of worksheets will keep young mathematicians busy...
Curated OER
Earth System Science
Students investigate the age of the earth by using accepted scientific methods. They conduct research about the use of radioactive dating and there is a simulation activity of the process. Finally, students measure the radioactive decay...
Curated OER
Maps
Students figure out the mileage from one state to another using a map. In this map lesson, students look at the scale factor and turn it into a fraction. They measure the distance between two cities and use the proportion to find the...
Curated OER
The Distance Between Us and Them: Sea Floor Spreading in the Atlantic Ocean
Students examine how geologists determine rates of sea floor spreading between two tectonic plates. They apply mathematical concepts such as the calculation and use of velocities and conversion from one set of units to another.
Curated OER
Date a Rock!
Students figure the number of half-lives since the sample solidified, and therefore the "age" of the sample rocks.
Captain Planet Foundation
Shape Shifters in the Math Garden
Combines mathematical measurement with gardening skills. Third graders hunt for worms in the garden and try to find the longest one. They also measure and weigh vegetables that they harvest from the garden, measure rainfall amounts, and...
Curated OER
Carbon 14 Dating in Practice II
Your archaeologists combine proportional reasoning with exponential functions in a real-life task centered on Carbon 14 dating.
Charleston School District
The Line of Best Fit
If it's warm, they will come! Learners find a line of best fit to show a relationship between temperature and beach visitors. Previous lessons in the series showed pupils how to create and find associations in scatter plots. Now, they...
Curated OER
Focus on Economic Data: US Real GDP Growth, August 26, 2011
Young economists answer a series of critical thinking questions as they analyze real data that shows GDP Growth. They examine the provided charts, read through the background information, and discuss changes that occurred in the third...
Illustrative Mathematics
Accuracy of Carbon 14 Dating II
The scientific issue of carbon-14 dating and exponential decay gets a statistics-based treatment in this problem. The class starts with a basic investigation of carbon content, but then branches out to questions of accuracy and ranges of...
Bowland
Explorers – Patrol Services
Far out — plan a trip to space! Aspiring mathematicians steer a space vehicle through an asteroid field, calculate currency exchanges to buy provisions, and determine placement of charges to blow up asteroids. Along the way, they learn...
Curated OER
Malaysia: Foreign Investment Returns
Students examine the Malaysian economy and the effect of the SARS epidemic. They conduct research, write an editorial evaluating Malaysia's proposed budget for 2004, and develop an advertising campaign to promote business in Malaysia.
Global Oneness Project
Recording a Dying Langauge
Is there value in preserving indigenous languages that are almost extinct? That's the question posed to viewers of a short film about the attempt of one Native American woman who is creating a dictionary for Wakchumni, the language of...
Curated OER
Hazards of Defrosted Food
Peas spoilage hot, peas spoilage cold: examine the bacterial growth on newly defrosted peas versus peas that have been defrosted for 24 hours. Using the session one questions in the "Microbes and Food Spoilage" PDF, learners will make...
Curated OER
Latinos Spice Up Melting Pot
Students investigate the history of early Hispanic workers in the U.S. They complete an online Webquest, explore various websites, read about Latinos in the U.S. today, view a mural, and answer discussion questions.
Curated OER
Depression: On the Edge
High schoolers watch and discuss a video dealing with the topic of depression and suicide. They answer discussion questions, identify sources of stress, conduct research on exercise and diet, interview a psychiatrist, and take a...
Curated OER
Breaking News English: A Million Flee Pakistan-Taliban Fighting
For this English worksheet, students read "A Million Flee Pakistan-Taliban Fighting," and then respond to 1 essay, 47 fill in the blank, 7 short answer, 20 matching, and 10 true or false questions about the selection.