Curated OER
How Much Radiation is Around You?
Students examine the use, misuse and fear of radiation. They read an article about radiation on food and discuss the positives and negatives of this process. They answer questions to complete the lesson.
Curated OER
Growing With Compost
Students discuss the positives and negatives of composting. They plant their own plant using composting material and record results. They create a poster for the classroom.
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Sources of Finance for Development
Young scholars identify the positives and negatives of foreign aid. They explain the main functions of the World Bank and the IMF. They discuss concepts related to these in class.
Curated OER
Become a Marine Biologist for the Day
Pupils brainstorm different ways to track whales, dolphins, and propoises as a class. In groups, they discuss the positives and negatives of each method. After watching a video, they identify the characteristics of cetacean species and...
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World War II
Pupils examine the events of World War II that led to the dropping of the atomic bomb on Japan. Creating a decision making tree, they weigh the positives and negatives of the decision to use the bomb. They participate in a class...
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European Integration: Who and Why?
Students use the internet to research facts about the members of the European Union. In groups, they use their information to develop a presentation and a fact sheet. They must identify the positives and negatives of their European...
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Technology Integration Lesson Plan
Eighth graders research a novel and provide a summary of the story. They relate this information to their lives and evaluate the positives and negatives of the American Revolution. Groups create a PowerPoint presentation on their findings.
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Fuel Cells
Middle schoolers examine how fuel cells and combustion engines work. Using the internet, they research the positives and negatives of the various energy sources. In groups, they complete an experiment with a working fuel cell model and...
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International Monetary Fund
Twelfth graders discover the role of the International Monetary Fund. They use the internet to answer questions about the organization. They discuss the positive and negatives associated with the IMF.
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Mountains in the Sea Exploration No Escape
Students study data to hypothesis about the influence of a water circulation cell on the retention of benthic invertebrate larvae in the area of a seamount. They investigate the positives and negatives of larvae retention in this series...
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Properties of Operations
In this algebra worksheet, young scholars identify different properties of integers and their operations. There are 30 questions with an answer key.
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Heat Pollution and Communities
Students examine thermal pollution by collecting temperature data on the school's photovoltaic panel. Students collect data for four consecutive days and retrieve information from other classes that meet at different times of the day. ...
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Arithmetic: Fractions
For this fractions instructional activity, students add positive and negative fractions with unlike denominators. They compute a fractional part of a number. This six-page instructional activity contains approximately 20 problems....
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Real Number System Graduated Bowl Activity
Eighth graders determine which numbers are rational numbers. In this number lesson students answer a series of questions related to natural and whole numbers as well as integers and rational numbers. Students work cooperatively in groups.
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Adding Integers
In this integer worksheet, students solve 12 problems, adding integers. Answers and hints are available on-line; a reference web site for additional resources is given.
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Adding Integers II
In this adding integers worksheet, students solve 10 problems, adding integers. Students may click on hint or check answer buttons. Page has links to additional resources.
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Venn Diagrams & Word Problems
Students explore the concept of Venn Diagrams through word problems. In this Venn Diagram lesson, students solve word problems about groups of people using Venn Diagrams. Students use survey results about MySpace and Facebook in a Venn...
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Ten Subtraction Problems
In this subtraction worksheet, students solve ten problems in which one digit numbers are subtracted. Some of the answers will result in negative numbers.
Inside Mathematics
Graphs (2007)
Challenge the class to utilize their knowledge of linear and quadratic functions to determine the intersection of the parent quadratic graph and linear proportional graphs. Using the pattern for the solutions, individuals develop a...
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Ordering Numbers
Seventh graders compare and contrast positive and negative numbers. They create a T-Chart and list real word examples of positive an negative numbers. After observing an number line and a football field, 7th graders describe the...
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Number and Number Relations: Lesson 3
Eighth graders compare whole numbers and decimals. They use symbols for <, >, =, and order whole numbers and decimals. They practice the meaning of positive and nugative integers by using them to describe real-world situations.
Curated OER
When Am I Ever Going to Use this?
Students solve problems using equations and properties of integers. In this algebra instructional activity, students solve problems using ratio and proportion and graph their answers on a coordinate plane. They solve word problems using...
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Environmental Jobs
Students evaluate whether particular jobs have a positive or negative impact on the environment. In this career exploration lesson, students complete a worksheet in pairs to determine if and why various jobs impact the environment.
Math About
Introduction to Complex Numbers
In this complex number worksheet, students explore the properties of imaginary numbers to find the square roots of negative numbers. Explanations and examples are given prior to the exercise. This two-page worksheet contains ten problems.
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