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Lesson Plan
Curated OER

Production of Hydrogen

For Teachers 9th - 12th
Students generate hydrogen gas and examine some of its properities through an experiment. In the experiment, a wood splint is lit along with a candle, then the reaction occurs within the mixture. There are questions for the student to...
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Unit Plan
Texas Education Agency

Texas Gateway: Solving Systems of Equations Using Substitution

For Students 9th - 10th Standards
Given a system of two equations where at least one of the equations is linear, the student will solve the system using the algebraic method of substitution.
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Unit Plan
CK-12 Foundation

Ck 12: Evaluate Limits Using Substitution

For Students 10th - 12th
Finding limits for the vast majority of points for a given function is as simple as substituting the number that x approaches into the function.
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Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Solving Linear Systems by Substitution

For Students 9th - 10th Standards
Twenty-seven problems present a variety of practice solving linear systems by substitution. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
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Lesson Plan
Free Reading

Free Reading: Amplify Education, Inc.: Switch the Sound Activity, Phoneme Substitution

For Teachers K - 1st Standards
A classroom activity to help the student determine what is different about a one syllable word. The teacher says a word, then changes one sound in the word, and asks the students what is different.
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Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Systems of Linear Equations in Two Var.

For Students 9th - 10th Standards
This tutorial will guide you through several tasks associated with systems of linear equations in two variables. Complete with definitions, problems with step-by-step solutions, and example exercises for you to complete and check.
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Article
Math Planet

Math Planet: The Substitution Method for Solving Linear Systems

For Students 9th - 10th
A way to solve a linear system algebraically is to use the substitution method. The substitution method functions by substituting the one y-value with the other. This resource explains this method by showing an example along with a video.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Systems Using Substitution

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Isolate and substitute for one variable to solve systems of equations in two variables.
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Unit Plan
Khan Academy

Khan Academy: Systems of Equations With Substitution

For Students 7th - 8th Standards
Solve systems of equations where one of the equations is solved for one of the variables. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unknown Type
Khan Academy

Khan Academy: Practice: Solve Systems of Equations With Substitution

For Students 8th Standards
In this practice quiz, students are given a system of two equations and asked to substitute the information from one equation into the other in order to determine x and y. Includes hints.
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Handout
Cuemath

Cuemath: Linear Equations in Two Variables

For Students 9th - 10th
A comprehensive guide for learning all about linear equations in two variables with definitions, how to solve them, solved examples, and practice questions.
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Professional Doc
Wisconsin Response to Intervention Center

Wisconsin Rt I Center: Phoneme Substitution [Pdf]

For Teachers Pre-K - 1st Standards
Classroom teachers will learn how to use phoneme substitution as an instructional strategy. Teachers will learn direct instructional techniques for phoneme substitution. Word picture cards are included to be used with phoneme...
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Lesson Plan
Texas Instruments

Texas Instruments: Solve Linear Systems by Graphing, Substitution, Elimination

For Teachers 9th - 10th Standards
Students will solve systems of linear equations by a variety of methods: graphing, substitution, and elimination. The questions are multiple-choice and fill-in-the-blank.
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Unknown Type
McGraw Hill

Glencoe Mathematics: Quiz on Solving Systems of Equations in Three Variables

For Students 9th - 10th Standards
The online assessment demonstrates knowledge of advanced mathematical concepts in Algebra II. The questions test students on solving systems of equations in three variables. Topics include solving systems using the substitution and...
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Unit Plan
Khan Academy

Khan Academy: Evaluating Expressions With Two Variables

For Students 5th - 7th Standards
Practice evaluating expressions in two variables by plugging in values for the variables. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Systems Using Substitution

For Students 8th
[Free Registration/Login may be required to access all resource tools.] Solve linear systems by using substitution.
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Unit Plan
Khan Academy

Khan Academy: Evaluating Expressions With Two Variables: Fractions and Decimals

For Students 5th - 7th Standards
Practice evaluating expressions in two variables by plugging in values for the variables. These problems include some fractions and decimals. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch...
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Activity
Purple Math

Purplemath: Basic Number Properties: Associative, Commutative, and Distributive

For Students 9th - 10th Standards
This Purplemath lesson includes many different number properties explained by using examples.
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Whiteboard
ClassFlow

Class Flow: Integration by Substitution and Pattern Recognition

For Teachers 9th - 10th
[Free Registration/Login Required] Two different techniques for integrating composite functions, pattern recognition and change of variables, are discussed using a process called u-substitution. This pattern recognition uses both of the...
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Unit Plan
Mangahigh

Mangahigh: Algebra: Solve Systems of Equations Substitution Method

For Students 9th - 10th Standards
Students watch an online tutorial on the concept of solving systems of equations using the substitution method. After watching, students test their knowledge by attempting ten practice problems that increase or decrease in difficulty...
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Unit Plan
Mangahigh

Mangahigh: Algebra: Derive Results Using Algebraic Substitution

For Students 9th - 10th
This site provides students practice with the concept of evaluating expressions. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Wild Park: Number Patterns

For Students 5th - 6th Standards
Students will play learning games that teach students how to graph patterns and tables.
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Handout
Science Struck

Science Struck: Examples of Single Replacement Reactions

For Students 9th - 10th
Explains what a single replacement, or displacement, reaction is; describes the two types - cation and anion replacement reactions; and gives examples of chemical reaction equations for each.
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Handout
Harvard University

Substitution Matrices: Harvard University

For Students 9th - 10th
Substitution matrices can be used to align two protein sequences.