Curated OER
Drop in the Bucket
Young scholars study the sources for the water they use. They determine their town's major water supply and how many gallons per day does the population use.
Curated OER
Aruba Cloud Cover Measured by Satellite
Students analyze cloud cover over Aruba. They compose and submit written conclusions which include data, analysis, errors in data collection, and references.
Curated OER
Listening to the Prairie
Students, in groups, visit an exhibit and for a prairie scavenger hunt to locate sunflowers and name products made from them. After sketching a prairie dog, they find nature cues farmers use when growing plants and raising animals. The...
Curated OER
Are You Absolutely Sure of the Value?
Seventh graders develop an examineing of absolute value through real world situations. They develop an examineing of when absolute value can be used in a given situation.
Curated OER
Developing Fluency
Students get in the habit of writing. They gain confidence in their ability to write and their development as a writer (padding a portfolio). They demystify the MN Basic Standards Writing Test.
Curated OER
Coal and The Kentucky Economy
Students read about and study what an economy is. Students then answer questions that require them to define what an economy is and list the components of a healthy economy. Students also list two ways that coal helps the Kentucky...
Curated OER
Determination of the percentage of Acetic Acid in Vinegar
Young scholars determine the concentration of acetic acid when the concentration of the base with which is titrated is known. They investigate how to weigh a sample using the balance, measure volumes using graduated cylinder, explore...
Curated OER
Origins: Earth is Born
Students collect and identify micrometeorites from space. Students create collection devices and retrieval methods for matter. They prepare slides and view particles found. Students discuss where the identifiable particles originated...
Curated OER
Environmental Graphing
Students experiment with graphing. For this graphing introduction lesson, students complete four activities: 1) a bar graph based on class birthdays 2) an estimation graph of the raisins in raisin bread 3) another estimation example with...
Curated OER
Breaking News English: London to Set Ban on Plastic Bags
In this English activity, students read "London to Set Ban on Plastic Bags," and then respond to 1 essay, 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Curated OER
Nations Pledge to End the Use of Child Soldiers
In this English instructional activity, learners read "Nations Pledge to End the Use of Child Soldiers," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the...
Curated OER
Adolescence: Springboard to Lifelong Bone Health
Students discuss bone health. In this health activity, students talk about foods and activities that can foster strong bones. Students explore ways to defeat obstacles to bone health.
Curated OER
Breaking News English: Outsourcing on the Increase
In this English worksheet, students read "Outsourcing on the Increase," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Texas Education Agency
Texas Gateway: Estimating and Finding Solutions: Percents
Given problem situations involving percents, the student will estimate and find solutions to the problems.
Columbia University
Nasa: Sedac: Population, Landscape, and Climate Estimates
[Free Registration/Login Required] A huge resource for researchers without GIS capabilities who need data on population and land area by country across a range of physical characteristics. These include measures such as the number of...
PBS
Pbs: The Lowdown: The Math of Trash: Percents and Proportions
Discover how percents and proportions help explain issues like climate change, composting, and zero waste in this video from KQED. In the accompanying classroom activity, students estimate the percentage of various types of trash that...
The Math League
The Math League: Percent and Probability: What Is a Percent?
This site defines a percent, explains it as a fraction and decimal, and shows how to estimate a percentage.
Mangahigh
Mangahigh: Ice, Ice, Maybe: Fast Estimation With Basic Number Calculations
Practice your arithmetic skills as you estimate the answer to questions involving addition, subtraction, multiplication, and division. Includes whole numbers, fractions, and percents. As you answer questions, you guide penguins across an...
McGraw Hill
Glencoe: Self Check Quizzes 1 Estimating Fraction Sums and Differences
Use Glencoe's randomly generated self-checking quiz to test your knowledge of estimating sums and differences. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the...
US Census Bureau
Us Census Bureau: International Data Base
Statistical data on the population and demographics of 228 countries, including change, sex ratios, life expectancy, and percent with HIV/AIDS. There are also detailed explanations of the means of producing these statistics. It is...
CK-12 Foundation
Ck 12: Arithmetic: Tip Estimation
[Free Registration/Login may be required to access all resource tools.] In this lesson students estimate 15% of a total price to estimate tips. Students examine guided notes, review guided practice, watch instructional videos and attempt...
CK-12 Foundation
Ck 12: Arithmetic: Prices Involving Sales Tax
[Free Registration/Login may be required to access all resource tools.] Have you ever had to calculate a tip in a restaurant? Figure out the amount with taxes and estimate appropriate tips.
TeachEngineering
Teach Engineering: A Chance at Monte Carlo
At its core, the LEGO MINDSTORMS product provides a programmable microprocessor. Students use the EV3 processor to simulate an experiment involving thousands of uniformly random points placed within a unit square. Using the underlying...
Shmoop University
Shmoop: Ratios & Percentages: Estimating Percentages
The mathematics tutorial examines how to estimate percentages using shortcuts. Students learn about the concept through notes, examples, and practice problems.