## Resource Options

• ##### Free/Non-commercial Resources:
Displaying 1-20 of 100 resources
• Resource Type: Website / HyperLink

## Least Squares Regression

Grades: 9 to 12
Subjects: Mathematics
In this nine-lesson unit, from Illuminations, students interpret the slope and y-intercept of least squares regression lines in ...
Contributor: Thinkfinity
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• Resource Type: Website / HyperLink

## Distance-Time Graphs

Grades: PS/Pre-K to 12
Subjects: Coordinate Systems & Graphing, Algebra & Functions, Equations and Inequalities, Mathematics
This site describes a distance-time graph, how it compares to the equation for a line, and uses equations to calculate speed and...
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• Resource Type: Website / HyperLink

## Modeling Linear Relationships

Grades: PS/Pre-K to 12
Subjects: Algebra & Functions, Professional Development, Equations and Inequalities, Coordinate Systems & Graphing, Mathematics
In this lesson, students use data collected comparing height and arm span and create a scatter plot from the bivariate data. In ...
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• Resource Type: Website / HyperLink

## Forms of Linear Equations

Grades: 6 to 12
Subjects: Number Sense, Algebra & Functions, Professional Development, Equations and Inequalities and 2 additional..
The lesson summarizes four forms of equations with which students should be familiar. These include: direct variation, slope-int...
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• Resource Type: Website / HyperLink

## Cylinders and Prisms

Grades: PS/Pre-K to 12
Subjects: Measurement & Tools, Area & Volume, Mathematics
In this lesson, students will examine cylinders and prisms, define them, and measure their surface areas and volumes. The site h...
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• Resource Type: Website / HyperLink

## Graphing Linear Equations

Grades: PS/Pre-K to 12
Subjects: Coordinate Systems & Graphing, Algebra & Functions, Equations and Inequalities, Mathematics
From Elizabeth Stapel at Purplemath, this module helps students understand how to graph linear equations by making a neat T-char...
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• Resource Type: Website / HyperLink

## Slopes and Equations of Lines

Grades: PS/Pre-K to 12
Subjects: Coordinate Systems & Graphing, Algebra & Functions, Equations and Inequalities, Mathematics
This unit contains three parts which serve to help students understand slope and linear equations. The first link takes visitors...
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• Resource Type: Website / HyperLink

## Walk the Line: A Module on Linear Functions

Grades: 6 to 12
Subjects: Number Sense, Coordinate Systems & Graphing, Algebra & Functions, Professional Development and 3 additional..
This module was written for a Pre-Algebra or Algebra I class in mind. It will lead students through the process of graphing data...
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• Resource Type: Website / HyperLink

## Circle Problems - Radius, Diameter, Circumference and Area

Grades: PS/Pre-K to 12
Subjects: Measurement & Tools, Area & Volume, Mathematics
This "fill-in-the-blank" worksheet allows students to generate radius, diameter, circumference, and area for circles given only ...
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• Resource Type: Website / HyperLink

## Linear Equations in One Variable

Grades: PS/Pre-K to 12
Subjects: Coordinate Systems & Graphing, Algebra & Functions, Equations and Inequalities, Mathematics
This lesson introduces students to linear equations in one variable; shows how to solve them using addition, subtraction, multip...
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• Resource Type: Website / HyperLink

## Trig River

Grades: 6 to 12
Subjects: Measurement & Tools, Geometric Figures, Measurement & Geometry, Professional Development and 3 additional..
Students learn about and use a right triangle to determine the width of a pretend river. Working in teams, they estimate of the ...
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• Resource Type: Website / HyperLink

## Classroom Triangles

Grades: 6 to 12
Subjects: Measurement & Tools, Making & Reading Maps, Measurement & Geometry, Professional Development and 2 additional..
In this activity, students will use bearing measurements to triangulate and determine objects' locations. Working in teams of tw...
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• Resource Type: Website / HyperLink

## Close Enough?

Grades: 6 to 12
Subjects: Measurement & Tools, Measurement & Geometry, Angles & Pythagorean Theorem, Algebra & Functions and 4 additional..
Accuracy of measurement in navigation depends very much on the situation. If a sailor's target is an island 200 km wide, sailing...
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• Resource Type: Website / HyperLink

## The Yo-Yo Problem: Solving Linear Equations

Grades: PS/Pre-K to 12
Subjects: Algebra & Functions, Professional Development, Equations and Inequalities, Coordinate Systems & Graphing, Mathematics
In this lesson, students explore linear patterns, write a pattern in symbolic form, and solve linear equations using algebra til...
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• Resource Type: Website / HyperLink

## Mathline Activity III -- Pairwise Comparisons

Grades: 6 to 12
Subjects: Public Services, Professional Development, Measurement, Tools, and Data Analysis, Education, Child Development & Family Services and 10 additional..
Mock-election demonstrating the pairwise comparison method of decision making, whereby each candidate is compared to another and...
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• Resource Type: Website / HyperLink

## Linear Inequalities

Grades: PS/Pre-K to 12
Subjects: Algebra & Functions, Equations and Inequalities, Mathematics
Upon completing this lesson, student should be able to use the addition, subtraction, multiplication, and division properties of...
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• Resource Type: Document

## Linear Equations

Grades: PS/Pre-K to 12
Subjects: Coordinate Systems & Graphing, Algebra & Functions, Professional Development, Equations and Inequalities, Mathematics
This unit is a full lesson on linear equations with many problems for students and notes to teachers embedded. It begins with a ...
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• Resource Type: Website / HyperLink

## Proportional Reasoning

Grades: PS/Pre-K to 12
Subjects: Number Sense, Rates and Proportions
In this session, a special kind of functional relationship is explored: the proportional relationship. Students develop proporti...
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• Resource Type: Website / HyperLink

## Simultaneous Linear Equations

Grades: PS/Pre-K to 12
Subjects: Coordinate Systems & Graphing, Algebra & Functions, Equations and Inequalities, Mathematics
This page presents simultaneous linear equations in three sections: Section 1 demonstrates the methods of addition and substitut...
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• Resource Type: Website / HyperLink

## Mathline Activity I -- Borda Count

Grades: TK/K to 12
Subjects: Science, Probability, Data Analysis, Statistics, and Probability, Number Sense and 8 additional..
Mock-election demonstrating the Borda Electoral Count, a ranking system of elections that is rarely used for governmental electi...
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