Curated OER
Fairness in Taxes: Progressive Taxes
High schoolers define and give an example of a progressive tax. They explain how a progressive tax takes a larger share of income from high-income groups than from low-income groups. They examine taxation in other countries.
Northeastern Educational Television of Ohio, Inc.
Roman World vs. Feudal World
Young historians compare the major features of the Roman and feudal worlds, such as religion, social hierarchy, and political tenets, using online resources and group discussion.
Curated OER
Pike Problems in Lake Davis
Pike fish pose a threat to native trout and catfish in lakes. Would you drain and poison a lake to get rid of the Pike fish? If the lake was drained and poisoned, then refilled and repopulated with trout and catfish, how would you...
National Institute on Drug Abuse
Marijuana Facts for Teens
Is marijuana addictive? Can you drive under the influence of marijuana? What happens if you smoke marijuana while you're pregnant? Teenagers learn the answers to these and many more frequently asked questions in an online booklet about...
CK-12 Foundation
CK-12 Middle School Math Concepts - Grade 6
Twelve chapters cover a multitude of math concepts found in the Common Core standards for sixth grade. Each title provides a brief explanation of what you will find inside the chapter—concepts from which you can click on and learn more...
Curated OER
Word Problems Dealing with Ratio and Proportion
Mindful middle-schoolers read and solve a number of word problems. Learners copy and discuss what they believe their strategies are in solving each problem. They also write their findings and share with the rest of the class.
Noyce Foundation
Boxes
Teach your class to think outside the box. Scholars use the concept of equality to solve a problem in the assessment task. They determine how to use a scale to identify the one box out of a set of nine boxes that is heavier than the others.
Cornell University
Radical Reactions
The radical reactions of polymers seems abstract to many pupils, but this lesson turns them into a fun building game. Scholars use dice and building pieces to build polymers. Then, they determine the theoretical and experimental weight...
Curated OER
Discount and Sales Tax
In this Algebra I worksheet, students work with a family member to find the percent of discount and sales tax of three items that are on sale. The twopage worksheet contains fourquestions. Answers are not included.
Curated OER
Quiz: Error in Measurement
In this error in measurement quiz, students read given problems and determine the percent of error, find the absolute error, the relative error, and identify the limits. This one-page worksheet contains ten problems.
Curated OER
Quiz: Error in Measurement
In this measurement worksheet, students are presented with the measurements of two items. They compute the upper and lower limits of the range of tolerance for the measurements. Students find the absolute error and percent of error for...
Curated OER
Converting fraactions and percents
Sixth graders practice the conversion of percents and fractions. They focus on the fact of both fractions and percents are part of a whole. In the independent practice the students also work with solving proportions.
Math Mammoth
Percent Fact Sheet
In this math worksheet, students are given 9 percentage problems that involve conversion, variables, story problems and fractions.
Curated OER
Review of Algebra Topics
Eighth graders participate in a instructional activity that is intended to review topics of Algebra.They investigate the concepts of percent and solve problems. Students also solve equations that involve percent of change.
Curated OER
Gases and Chemical Reactions
In this chemical reactions worksheet, students calculate the volume or pressure for different gases. Students determine the effect of different stimuli on the rate of a chemical reaction. This worksheet has 1 short answer, 10 fill in the...
Curated OER
"NSN, Fractions, Percents, Ratios, Rates" Investigations
Sixth graders engage in an investigation about the concepts related to fractions. They read, represent, compare, and order proper and improper fractions, and mixed numbers. They demonstrate an understanding of relationships involving...
Curated OER
Lead Poisoning A Home Health Hazard
Students read background material on lead poisoning, assessing its impact on students. They locate local sources that might contain lead-based paint. Students research what is being done in the community to alleviate the problem. They...
Curated OER
Minority Graduation Rates: A 50-50 Chance
Students read the Civil Rights Project report. Students collect data from graduation rates in their school/district or city. Students compare state and local data. Students discuss and analyze minority graduation rates. Students compare...
Curated OER
Minority Graduation Rates: A 50-50 Chance
High schoolers conduct research on issues and interests by generating ideas and questions and by posing problems. They gather, evaluate and synthesize data from a variety of sources. For this lesson the issue is minority graduation rates.
Curated OER
Translate Word Phrases and Sentences into Equations
Use this video to show your learners an example of how to translate word phrases into an equation to solve a real-world problem. The presenter begins with a review of how to use cross products to solve a proportion, including how to do...
DK Publishing
Real-life Problems, Working with Fractions
Test your fifth graders' math skills with five word problems involving fractions. After studying two examples at the top of the page, pupils multiply fractions by whole numbers to solve each word problem. The worksheet provides two...
Curated OER
Using Graphical Displays to Depict Health Trends in America's Youth
Identify the different types of graphs and when they are used. Learners will research a specific health issue facing teens today. They then develop a survey, collect and analyze data and present their findings in class. This is a...
Curated OER
Math--Fractions and Percentages
In this fractions and percentages worksheet, students write down the percentages of a pie chart and change then into fractions. Students change 7 fraction sentences into a percentage sentence.
Curated OER
Proportional Reasoning: Ratio Applications
In this ratio applications worksheet, 8th graders solve and complete 24 various types of problems that include proportional reasoning. First, they solve each pair of similar figures for the given variable. Then, students write and solve...