EngageNY
Equations Involving a Variable Expression in the Denominator
0/0 doesn't equal 0! Begin this lesson plan by allowing the class to explore the concept of dividing by zero. The introduction allows for discovery and provides meaningful examples of dividing by zero. This understanding leads to solving...
EngageNY
Solving Basic One-Variable Quadratic Equations
Help pupils to determine whether using square roots is the method of choice when solving quadratic equations by presenting a lesson that begins with a dropped object example and asks for a solution. This introduction to solving by square...
EngageNY
Creating and Solving Quadratic Equations in One Variable
Give your classes practice at modeling using quadratic models with a resource that uses area and integer problems to allow individuals to create second degree polynomials. Young mathematicians solve equations using factoring and then...
Curated OER
Multiplying and Dividing Integers/Relay Race
Give your class a list of multiplication and division sentences that contain both positive and negative integers. Have them analyze them to see if they can discover the pattern with the signs. From these patterns, help them develop the...
Curated OER
Enough for Everybody: Division
Students study division. In this math lesson, students arrange manipulatives into equal groups. Students discuss the relationship between multiplication and division.
Curated OER
Solutions to Equations with Variables on Both Sides
Students solve equations with variables on both sides. In this algebra lesson, students solve equations using addition, subtraction, multiplication and division. They graph their solution on a coordinate plane.
Curated OER
Equations
Fourth graders determine the difference between equations and non-equations. In groups, they are given the answers and identify the numbers needed to make the answer. To end the lesson, they complete an equation using the price lists...
Curated OER
The Meaning of Algebraic Expressions
Students define equations and expressions. In this algebra instructional activity, students review important vocabulary words to do with equations and solving problems. They simplify equations and expressions using addition, subtraction,...
Curated OER
Story Problem Writing
Students write story problems which can only be solved with the application of multiplication facts. They write an extra fact that isn't needed to solve. When their partners do the problems, they must cross out the fact that they do need.
Curated OER
Composition of Functions
Students solve problems using the composition of functions. In this algebra instructional activity, students analyze the graph of a quadratic equation for its vertex and intercepts. they find the inverse of the function using addition,...
Curated OER
Costly Calculations Game Show
Learners compete in an imaginary game show, using an imaginary calculator that only has a few select keys: 2, 6, and the addition, subtraction, division, and multiplication keys. Using only these keys, students are prompted to come up...
Curated OER
Aldridge Sawmill -- The Story in Numbers
Seventh graders view a recent transparency of the average rainfall zones of the state of Texas. Using another transparency, they identify the Piney Woods subregion of the Gulf Coastal Plain and locate national forests and sawmills. ...
Curated OER
Square Numbers Closure Activity
Students discuss square numbers. In this math lesson, students find square numbers and support their answers. Students find sums and products that are square numbers.
Curated OER
Factoring to Solve Quadratic Equations
Ninth graders solve quadratic equations. In this factoring instructional activity, 9th graders answer questions from the text and complete a worksheet.
Curated OER
Chemical Reactions
Students work in groups to define chemistry vocabulary including the terms reactants, products, exothermic and endothermic. They then combine the group definitions to arrive at a consensus definition for the class. Students also listen...
Curated OER
Decode Word Is..
Young scholars solve problems using patterns. In this algebra lesson, students identify the relation, domain and range of a function. They graph functions using coordinate pairs.
Curated OER
Cuisenaire Mats
First graders use Cuisenaire rods to study the mathematical symbols =, <, > for the relationships is equal to, is less than, and is greater than. They use the rods to show visual explanations of common number combinations.
Curated OER
Touring Delmarva
Students plan a trip. In this trip planning lesson, students use a map to find where they would like to visit with a pretend family of 4. They get a specific amount of money and time and need to decide where they will stay and what they...
Curated OER
Hopes and Dreams: A Spreadsheet Lesson Using Excel
Fourth graders read "The Far Away Drawer" by Harriet Diller and discuss the story as a class. After discussion, 4th graders create a t-shirt GLYPH about their hopes and dreams,share their information with the class and create spreadsheets.
Curated OER
Aldridge Sawmill - The Story in Numbers
Seventh graders view overhead maps of Texas, explore history of Aldrige Sawmill, and practice math skills while becoming familiar with Texas' "Boom & Bust" economy and natural history of east Texas Piney Woods.
Curated OER
FREE STANDING STRUCTURE
Students demonstrate basic construction skills by building a free standing structure. They compute the cost of the structure.
Curated OER
Probability and Sports
Students research topics on the internet where probability is relevant. Students study statistics and probability concepts by looking at practical questions that arise in professional sports.
Curated OER
Fractions
Fourth graders explore fractions. They use Skittles and M&M's to practice adding and subtracting fractions. Students review the numerator and the denominator of fractions. They count the number of each color of Skittles and M&M's...