In this rational exponents worksheet, 9th graders solve 10 different problems that include fractional exponents in each. First, they determine the simplest numerical answer possible for each expression. Then, students apply the rules of...

In this trash activity, students keep track of all the trash they accumulate in one day. They categorize the trash into groups including recycled, reusable, hazardous waste and food scraps. They brainstorm as to how they can reduce the...

Young scholars investigate landfills and the problems associated with urban and suburban areas. In this recycling lesson plan, students discuss landfills and the problems associated with landfills. They discuss the amount of waste an...

Learners calculate the cost of painting a room. In this surface area lesson, students create a scale model from provided dimensions of a bedroom. Groups use area formulas to find square footage, from which materials and labor costs are...

Fourth graders explore the concept of conflict mediation. In this coping skills lesson, 4th graders discover conflict mediation skills that may be used to resolve conflict. Students also learn techniques to reduce stress.

Learners research environmental data to create a bar graph. In this agricultural ecology lesson, students research the pros and cons of chemical use in farming. Learners debate on passing a law to reduce chemical use.

In this geometry worksheet, students identify simple ratio and reduce to the simplest forms. They find the measure of missing sides and angles. There are 20 questions.

What are terms, factors, and coefficients? This slideshow provides definitions and examples of various parts of algebraic expressions, and provides guided practice problems in writing and identifying parts of algebraic expressions for...

In this algebra worksheet, students simplify fractions using common denominators. They solve using addition and subtraction. There are 6 questions with an answer key.

Students practice separating trash into the correct recycling container. They discover the concept of recycle, reuse or reduce. They work together as a class to change their recycling habits.

Students examine the energy saving benefits of trees. They identify ways in which trees reduce air pollution. They also work together to solve problems related to pollution.

Fourth graders discuss the concept of reduce, reuse and recycle. They identify products in their homes that are hazardous and discover alternatives to them. They examine the inventory of other classmates hazardous materials.

Students are introduced to the characteristics of fats and their function in the body. In groups, they make a reduced fat recipe of chicken fingers and discuss other ways to reduce fat in their diet. To end the lesson, they identify...

Students identify the different sources of air pollution andevaluate knowledge of air pollution concepts in school and community. Students brainstorm ways of reducing air pollution and instruct school and community in reduction of air...

Students bring in a packaged item to unwrap. They weigh the pile of packaging and pile of product and determine which weighs more. They identify the source of raw materials for packaging and discuss ways to reduce packaging and overall...

Fifth graders experimentally determine the relationship of friction to the functioning of machines. They demonstrate that rollers can decrease frictional force and increase speed and research to discover other ways that friction can be...

Students explore the world of mass transit and how it affects their community as well as how it attempts to reduce our pollution mass. Included as well are the environmental and social factors relating to mass transit. They read and...

Students calculate the amount of electrical energy used in a week in food units. They create ways to reduce energy use. Students discuss the different forms and sources of energy. They discuss how people use electrical energy to power...

Students experience an inequitable resource distribution and electronically calculate their own Ecological Footprint. The assess their resource use and learn more about sustainable living strategies in a video tour by Penn State...

Students calculate their carbon footprint. In this environmental technology lesson plan, students listen to a lecture on climate change. Students brainstorm solutions to reduce environmental impact based on travel options. Students...

Students define money in terms of its functions and refer back to discussion of markets and the role of money in reducing transaction costs. They give examples of types of money.

The students list major air pollutants, what causes them, and their effects on people and the environment. Students list ways they can prevent or reduce the types of air pollution mentioned in the play.

Students work in teams to identify and sort types of packaging used in food production. They consider ways to reduce the environmental impact of packaging and reflect how consumer choices play a role in trash production.

Students research facts about Niger and Madagascar before reading a child's case study and answering questions about malaria prevention. They discuss healthy lifestyle, how bacteria and viruses can affect health and that following...