Curated OER
Building Budgets
Students explore New York City's bid to host the 2012 Olympic Games. They estimate budget allocations for such a proposal while practicing the calculation of percentages.
Curated OER
Opinions, Please!
Students discuss the meaning and purposes of polls and surveys. After reading an article, they analyze the results of a poll given to residents of New York City. They create a survey of their own and analyze the data to write a written...
Curated OER
No New Workers Need Apply
Learners explore older people's perspectives on work and retirement by creating charts to reflect statistical trends and formulate interview questions. They write follow-up articles that record and comment on the attitudes of their...
Curated OER
Graphic Accounts
Students identify the use of different types of bar graphs. They analyze graphs used in the New York Times to compare the estimated cost of the war in Iraq to other hypothetical expenditures and reflect on how graphs can help illustrate...
Curated OER
Onwards and Upwards
Learners analyze a graph representing college tuition increases, consider the possible causes and consequences of these tuition increases and collect data on tuition changes at colleges in the United States by region and graph the data.
Curated OER
The Minority Majority
Students design a census class and school, then tabulate the results. They respond to a sample census, then reflect on why questions of race and national origin are different.
EngageNY
The Mean Absolute Deviation (MAD)
Is there a way to measure variability? The ninth resource in a series of 22 introduces mean absolute deviation, a measure of variability. Pupils learn how to determine the measure based upon its name, then they use the mean...
EngageNY
Estimating Quantities
Apply the concept of magnitude to estimate values and compare numbers. The ninth lesson of the 15-part series asks learners to write numbers to their next greatest power of 10 and then make comparisons. Scholars begin to understand the...
Curated OER
The Games Robots Play
Students learn about how robots are programmed to play games. They then construct robot applications (basic computer codes) for playing tic-tac-toe comprised of if-then logic sequences. Students then compete in teams using their...
Curated OER
Too Free, Or Not Too Free?
Students create a survey that examines what level of electronic surveillance might be acceptable to members of the school and community. They poll the community, and analyze the results in the form of graphs and a written news article.
Curated OER
Extraordinary Extrapolation
Students study how scientists have estimated the maximum height to which trees can grow, and assess the reliability of interpolation and extrapolation techniques by making predictions with particular data sets and analyzing accuracy of...
Curated OER
Undercurrents Of Currency
Students investigate the currencies used by different countries, and explore the principles of currency trading by exchanging currencies at current market rates. They, in groups, access websites which give them current rates.
Curated OER
A Distant View
Students investigate the essential concepts of how lenses work to magnify vision, and then build simple telescopes to demonstrate their understanding. They write a description of how their telescope could be improved and how it works.
Curated OER
Here Comes The… Bill
Students share opinions about importance of milestone events they might host or attend. They then prepare estimated budgets for parties based on established budget totals, and compare their estimates against the real costs.
Curated OER
It All Adds Up
Young scholars brainstorm reasons for politicians to expand recycling programs and find statistics to support recycling programs. They design posters, displaying a compelling statistic about recycling, to convince students at their...
Curated OER
Do You Feel Lucky?
Students calculate simple probabilities using mathematics then roll dice to test their predictions.
Curated OER
Spaced Out
Students explore the transit of Venus and the information that this minieclipse provides about the distance between the Earth and the sun. They create their own astronomical units.
Curated OER
Lost in Translation
Students reflect on the uses of mathematics in their daily lives and work in pairs to design brochures that make specific mathematical concepts clear and interesting to a popular audience.
Curated OER
How Taxing are Taxes?
Young scholars explore the ways that taxes are levied based on taxable income. They analyze how a new series of tax cuts might affect people of different income levels and their tax rates.
Curated OER
Collision Course
Learners measure the speed of moving marbles and use the results to calculate velocity and momentum. They analyze the events preceding a Japanese train crash.
Curated OER
Math on the Mound
Students explore mathematical applications of the current intra-city World Series. After learning how one school district is incorporating the World Series in its classrooms, students consider possible applications of the Series in their...
Curated OER
Going with the Flow
Students survey each other and determine their common interests. They examine the use of algorithms by various websites that are used to develop networks of interest groups among users. They then design proposals for a social networking...
Curated OER
What's the Cost?
Students consider what things cost 150 years ago and what those costs would be in today's money. They compare costs and services between the 1850s and today to find out if things are cheaper or more expensive today, in inflation-adjusted...