Lesson Plan
Curated OER

Solving Single-Variable Equations Part II, Simplifying

For Teachers 7th
Seventh graders explore the concept of solving single-variable equations. In this solving single-variable equations lesson, 7th graders discuss how to simplify both sides of an equation. Students discuss using parenthesis and the...
Worksheet
Curated OER

Algebra I Fractions

For Students 9th
In this Algebra I activity, 9th graders use the distributive property to simply algebraic expressions involving fractions. Students identify equivalent forms of rational expressions. The two page activity contains twenty...
Worksheet
Curated OER

Simplifying Rational-Fractional Expression

For Students 9th
In this rational and fractional expressions worksheet, 9th graders solve 10 different problems that include simplifying various types of expressions. They simplify into simplest form each of the listed equations, including both rational...
Worksheet
Curated OER

Complex Numbers

For Students 9th
In this complex numbers worksheet, 9th graders solve 10 different problems that include addition and subtraction of these numbers. First, they add or subtract the coefficients of similar terms algebraically. Then, students remove the...
Worksheet
Curated OER

Solving Quadratic Equations

For Students 9th
In this quadratic equations worksheet, 9th graders solve 10 different problems that include various quadratic equations. First, they factor out the equation and set it to zero. Then, students solve each factor and check their work by...
Worksheet
Curated OER

Complex Numbers

For Students 9th
In this complex numbers worksheet, 9th graders solve 10 different problems that include either adding or subtracting complex numbers. First, they determine the sum of the real components. Then, students determine the sum of the imaginary...
Worksheet
Curated OER

Tile Diagrams

For Students 8th
For this tile diagrams worksheet, 8th graders solve and complete 12 different problems that include using cups and tiles to solve each equation listed. First, they show the check process for each problem by substituting their answer for...
Worksheet
Curated OER

Expressions and Operations

For Students 9th
In this expressions and operations worksheet, 9th graders solve and complete 7 different problems that include reading and solving various types of equations. First, they determine the number of seconds it takes light from the sun to...
Worksheet
Curated OER

Multiplying a Polynomial by a Monomial

For Students 9th - 11th
In this multiplying polynomials worksheet, learners solve and complete 13 different problems that include monomials. First, they use the distributive property to multiply a polynomial by a monomial. Then, students find each product and...
Lesson Plan
Curated OER

Classification of the Chemical Elements

For Teachers 9th - 12th
High schoolers construct a periodic table using felt strips as elements by arranging elements based on their characteristics. In this periodic table lesson plan, students place colored strips of paper that represent elements in the...
Unit Plan
Curated OER

Multiplication & Division

For Teachers 4th - 5th Standards
Helpful for building a multiplication unit that focuses on different strategies. With explanations about repeated addition and subtraction as foundations for multiplication, scaling, summaries of progression, and basic multiplication and...
Lesson Plan
Curated OER

Solving Linear Equations

For Teachers 9th
Ninth graders solve linear equations. In this algebra lesson, 9th graders discuss the steps for solving linear equations and work through examples with the teacher. They work in pairs to create their own linear equation and complete a...
Lesson Plan
Curated OER

Equivalent Algebraic Equations

For Teachers 9th
Ninth graders explore linear equations.  In this Algebra I lesson, 9th graders investigate how different equivalent equations can be used to describe any given line.  Students explore how to change equations to equivalents...
Worksheet
Curated OER

Equations and Inequalities

For Students 9th
In this equations and inequalities worksheet, 9th graders solve and complete 10 different multiple choice problems. First, they determine the property that best justifies the given statement. Then, students find the solution for each...
Lesson Plan
Curated OER

Fossil Fuels (Part III), The Geology of Coal

For Teachers 8th - 12th
Do not overlook this set of lessons just because your school does not have a data analysis system. There is plenty of material here to administer a complete mini unit on the formation, distribution, and properties of coal. Since it...
Activity
Illustrative Mathematics

Should We Send Out a Certificate?

For Teachers 9th - 12th Standards
Fred thinks his test score is high enough to earn him a certificate. Given the mean and standard deviation, use properties of normal distributions to calculate Fred's percentile ranking and see if he is right. Consider having your class...
Lesson Plan
Curated OER

The Mighty Elements: Using the Visual Thesaurus to Investigate Chemical Elements

For Teachers 3rd - 12th
Pupils create trading cards for elements in the Periodic Table. Initially, they are introduced to the Periodic Table of Elements and the concept of elements in the world around us. After dividing into groups, learners use the Visual...
Activity
National Nanotechnology Infrastructure Network

Silver and Bandages: Assessment of Inhibition of Bacteria by Silver Colloid-Impregnated Bandages

For Teachers 9th - 12th
Silver: more than jewelry, it's also a natural antimicrobial agent. An inquiry-based lesson asks collaborative groups to design and implement an experiment to test this property. Using samples of silver nanoparticles and a strain of...
Lesson Plan
Curated OER

Slime and Intermolecular Attractions

For Teachers 10th - Higher Ed
Students explore the strength of intermolecular attractions. They make slime and compare the difference in the physical properties of sheet and powdered polyvinyl alcohol with polyvinyl acetate.
Lesson Plan
SRI International

Science of Water

For Teachers 9th - 12th Standards
Water is crucial to survival. Scholars gain an appreciation for water by reading about it, learning about its atomic properties, and investigating its properties through six stations in a lab activity.
Lesson Plan
American Chemical Society

Crushing Test

For Teachers 3rd - 8th
Solidify understanding of the properties of crystals by crushing them to compare hardness. After some class discussion, a procedure is planned, and then small groups go about making observations as they crush five different crystal...
Lesson Plan
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Curated OER

Classifying Three-Dimensional Shapes

For Teachers 7th
Compare geometric solids based on their properties. Your emergent geometers use spaghetti and marshmallows to build models so they can examine the number of faces, edges, and vertices on polyhedra of their own creation. Resource includes...
Lesson Plan
Curated OER

Oils and Plastic

For Teachers 5th - 10th
Peruse the properties of polymers with your materials engineers, chemistry aces, or emerging ecologists. The inquiries in this resource include puncturing polyethylene plastic bags, dissolving polystyrene cups, creating a polymer...
PPT
Curated OER

Temperature

For Teachers Pre-K - 11th
Several slides compare different temperature scales. Thermal expansion, heat transfer, and Maxwell speed distribution are also explored. The last two slides seem unrelated to the topic of heat, but are easily left out of this otherwise...

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