High schoolers use the graph and equation of a perimeter function to find characteristics that minimizes the perimeter of a rectangle. They comprehend that in business situations, such as packaging and city planning, minimizing perimeter...

In this friction activity, students will read about fluid friction and examples of fluid friction. Students will also explore the role fluid lubricants have in reducing friction between two surfaces. Then students will answer two short...

In this vector spaces of a matrix worksheet, students decompose any vector into two orthogonal pieces. They identify the nullspace, row space, and find a reduced echelon. This two-page worksheet contains examples and two problems.

In this linear systems instructional activity, students explore the effect of two identical columns in a matrix on the null space of the matrix. They consider the column space of a matrix. Students compare the column space of a matrix to...

In this grammar activity, students learn about reducing adverb clauses to adverbial phrases. They then rewrite 3 sentences on their own using the information they learned.

In this grammar worksheet, students learn about reducing adverb clauses to adverbial phrases. They then rewrite 4 sentences using what they just learned.

In this reaction worksheet, students assign the oxidation numbers to all the atoms in the given compounds and ions. Students determine whether an element is oxidized or reduced in the given reactions. This worksheet has 4 problems to solve.

In this comprehension worksheet, students fill in ways on a graphic organizer that people or companies can conserve energy, reduce waste or minimize the impact to the environment. Next, students solve 3 "environmental" math word problems.

In this light pollution activity, learners use a code to decode a message about light pollution. They name two things that can be done to reduce light pollution.

Fourth graders gain an awareness of recycling. In this science lesson plan, 4th graders become aware of how much garbage we can produce, identify landfills and their purposes, and explain how recycling saves energy and resources while...

Pupils define discrimination and relate it to their own experiences. In this discrimination lesson, students discuss feeling like a stranger and complete a personal experiences worksheet. Pupils then find strategies to reduce or...

High schoolers explore sources of  pollution runoff and actions that can be taken to reduce runoff.  In this pollution lesson students complete a worksheet and see why bio-essays may provide a more realistic picture of toxicity.

Students make an environmentally sound package. In this packaging lesson students examine various types of modern packaging. The problem of waste is discussed leading into a discussion of waste reduction. The students choose an item that...

Students are introduced to landfills and the importance of reducing garbage. In this Earth Day lesson, students collect garbage they find on the ground. They take it back to a plastic bin and attempt to bury all the garbage only to find...

Students explain what the term watershed is by creating a model. In this science, geography lesson, students demonstrate how the water moves in a watershed. Additionally, students learn about point source and nonpoint source pollution....

Students take a closer look at food waste. In this global studies lesson, students perform a waste audit at their school and institute a lunchbox challenge to reduce food waste. Students may also complete the extension activities.

Students consider the impact of legislating exessive packaging. For this environmental issues lesson, students visit selected websites to discover information about packaging and UK laws to reduce it. Students...

Students examine Britain's waste management proposals. In this environmental stewardship lesson, students visit linked websites to gain an understanding of proposals to reduce waste in the nation.

Students explore society by analyzing current events. In this homeless epidemic lesson, students discuss the problem of people who don't have housing and the adverse affects on everyday people. Students identify ways to reduce...

In this algebra worksheet, students convert percents to fractions by dividing by 100% and then reducing the fractions as necessary. There are 10 questions.

Students identify common symptoms of diabetes. In this adult health instructional activity, students discuss common myths about it and evaluate whether they are true or not. They suggest ways to reduce their risk from this disease.

Five questions challenge scholars to add mixed numbers. A tool creates a visual model that separates whole numbers from fractions parts. Problem types include fill in the blank, true or false, and discussion.  

Young scholars participate in the paper vs. plastic bag debate, then read a news article about one grocery store that is banning plastic bags. In this current events activity, the teacher introduces the news article with a debate and a...

In this recycling worksheet, young scholars study items in a list and circle those that can go into the recycling bin. Students solve 5 recycling riddles, unscramble letters to find 6 recyclable items. Young scholars write 4 ways that a...