Other
Desmos: Central Park
In this real-world application of algebra, students develop designs for parking lots in Central Park. They go through a process of guessing a design, calculating the layout, using variables so their equation works for the design of any...
Other
Stat Soft: Getting Started With Statistics Concepts
Definitions of the basic concepts in statistics. Great for review and discussion or for introduction into topics.
Other
The mathlab.com: Practice Activities
This site contains activities that will help students learn concepts dealing with expressions, equations, and the coordinate plane.
Alabama Learning Exchange
Alex: Variables and Algebraic Expressions
This lesson plan has students identify a variable, term, constant, coefficient, and an algebraic expression. It gives an assessment and ideas for remediation, extention as well as ways to manage behavior problems and reluctant learners.
McGraw Hill
Glencoe: Self Check Quizzes 3 Variables, Expressions and Properties
Use Glencoe's Math Course 3 randomly generated self-checking quiz to test your knowledge of variables, expressions and properties. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the...
TeachEngineering
Teach Engineering: Does Your Chewing Gum Lose Its Flavor?
In the first part of the activity, each student chews a piece of gum until it loses its flavor, and then leaves the gum to dry for several days before weighing it to determine the amount of mass lost. This mass corresponds to the amount...
McGraw Hill
Glencoe: Self Check Quizzes 1 Variables and Expressions
Use Glencoe's randomly generated self-checking quiz to test your knowledge of using variables and evaluating expressions. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page...
TeachEngineering
Teach Engineering: Students as Scientists
This curricular unit contains two lessons that let students actually do the work of scientists as they design their own experiments to answer questions they generate. In the first lesson and its associated activity, students conduct a...
Science Education Resource Center at Carleton College
Serc: Investigating Variables: Passengers Supported by Lifeboats
In this lab experiment, students will create a boat to discover how many pennies it can hold before sinking. Students will use variables including materials for construction, boat depth, and placement of passengers to see the...
American Chemical Society
Inquiry in Action: Crushing Test
This lab activity will have students crushing crystals to learn about variables and the importance of controlling those variables. Lab activity includes student and teacher instructions.
Oswego City School District
Regents Exam Prep Center: Literal Equations
Learn how to solve equations that contain more than one variable.
Science Education Resource Center at Carleton College
Serc: Reasoning About Center and Spread: How Do Students Spend Their Time?
Using their own habits for data, students predict how much time they spend on different activities each day, and how much variability each activity is likely to have. They then collect data into a class spreadsheet and look at the...
University of Vienna (Austria)
Maths Online
This site consists of interactive lessons on a multitude of math topics including sets, drawing plane and coordinate system, variables, equations, and functions. You may also view this Vienna University site in German.
Student Achievement Partners
Illustrative Mathematics: Fishing Adventures [Pdf]
Students use a model to define variables, write expressions, create an inequality and then interpreting the results in this lesson.
Illustrative Mathematics
Illustrative Mathematics: Hsa ced.a.2 Create Equations in Two or More Variables
Choose from a variety of creative problems (tasks) to teach how to create equations in two or more variables to represent relationships between quantities and graph equations on coordinate axes with labels and scales. Explanations and...
Alabama Learning Exchange
Alex: Color This Polynomial Simplified
This lesson walks young scholars through the process of simplifying polynomials by combining like terms. It gives an assessment and ideas for remediation and extension as well as ways to manage behavior problems and reluctant learners.
Alabama Learning Exchange
Alex: Express Yourself
This lesson plan walks students through using variables to translate between algebraic expressions and English phrases and sentences. It gives an assessment and ideas for remediation, extension as well as ways to manage behavior problems...
Shodor Education Foundation
Shodor Interactivate: Lessons: Advanced Fire
Lesson plan to help students understand independent and dependent variables through a fire probability simulation.
Shodor Education Foundation
Shodor Interactivate: Solving Equations
Introduction to various algorithms for solving single-variable, linear equations.
Scholastic
Scholastic: Exploring Expressions and Equations
Teaching unit allows middle schoolers to develop key skills in expressions and equations while learning the value of these concepts through the lens of adventure sports.
BSCS Science Learning
Bscs: Frog Symphony
This inquiry focuses on analyzing spatial and temporal data for frog calls to determine the best time of day and location to hear a symphony of frogs. Click on the link for teaching guides and handouts.
Other
Bscs: Frog Symphony
In this self-directed lesson, students use maps and graphs of data to investigate the habitats and time of year and day to hear a full chorus of frogs. A handout with everything the student needs to complete this lesson is available as a...
Other
Bscs: Asking and Answering Questions With Data
In this self-directed activity, students use graphs and maps of water quality to investigate relationships between variables to answer questions. A handout with everything the student needs to complete this activity is available as a PDF...
Estrella Mountain Community College
Estrella Mountian College: Introduction to Genetics
This site explains genetic beliefs before and after Mendel, and also includes a section on Mendel himself and his experiments, entitled, "The Monk and his Peas".