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 instructional activity.
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 plan walks students 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 students 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
For 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...
Other
Bscs: Asking and Answering Questions With Data
In this self-directed lesson, 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 lesson is available as a PDF or...
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Combining Like Terms
Get independent practice combining like terms. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Solving for a Variable
Get independent practice solving for a variable. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
TED Talks
Ted: Ted Ed: Logarithms Explained
This animated video explores logarithms and explains how they are used in chemistry. Get the basics on these critical mathematical functions -- and discover why smart use of logarithms can determine whether your eyes turn red at the...
Texas Instruments
Texas Instruments: Warming a Solution
In this activity, students use a temperature sensor to measure the temperature of water samples before and after adding washing soda. They understand concepts of dependent and independent variables and study the relationship between them.
Texas Instruments
Texas Instruments: Getting Started With the Ti Navigator: What's My Rule
This lesson introduces studes to Activity Center and is intended to help students develop an initial conceptual understanding of different uses of variables. They will contribute points and equations in Activity Center to find the...
Texas Instruments
Texas Instruments: Talking Trash
Learn how to graph dependent and independent variables. Use the SciTools application to display data on your calculator.
Texas Instruments
Texas Instruments: Patterns, Functions, and Algebraic Reasoning
Students learn to use the calculator to generate recursive patterns. They explore the connection from patterns to functions and algebraic reasoning. Students examine the idea of a variable for an unknown quantity and express mathematical...
PBS
Pbs Learning Media: Cyberchase: Find Those Gleamers
The CyberSquad uses algebra to figure out how many gleamers they need and how many power glows are produced by each gleamer as they must power up a Cyberspace ship in this video from Cyberchase. [1:43]
Science Education Resource Center at Carleton College
Serc: Consumer Testing and the Scientific Method
Using paper towels, introduce a basic approach to determine which type of paper towel is the most absorbent using the scientific method. Students learn to evaluate properties of paper towels: rate of absorbency, ability to use a wet...
Science Education Resource Center at Carleton College
Serc: Growing Lima Beans: Do We Really Need Dirt?
Students investigate different growth mediums for a lima bean seed: a wet paper towel and a paper cup with soil.
Science Education Resource Center at Carleton College
Serc: Mn Step: Scientific Method and Variables
In this activity, students are instructed to build a tower using kitchen sponges and toothpicks. They draw their tower in detail, then deconstruct it. Next they build it again using the drawing, but must change one variable, e.g., use a...
Science Education Resource Center at Carleton College
Serc: Investigating Polymers: Comparing Two Liquid Glue Based Polymers
For this experiment, students will work in small groups to create two different polymers, similar to Flubber and Silly Putty, using Elmer's glue, liquid laundry starch, and Borax. They will then compare the properties of the two...
Science Education Resource Center at Carleton College
Serc: Inquiry: How Herbs Change Based on Growing Conditions
In this activity, students will develop writing, math, and inquiry skills by investigating the taste of basil. Students will test basil in different growing conditions while also comparing it to a controlled variable. Students will then...