Virginia Department of Education
How Much is that Tune?
Tune in for savings! Scholars investigate pricing schemes for two different online music download sites. After comparing the two, they determine the numbers of songs for which each site would be cheaper.
West Contra Costa Unified School District
Introduction to Inverse Functions
Ready to share the beauty of the inverse function with your classes? This algebra II activity guides the discovery of an inverse function through a numerical, graphical, and an algebraic approach. Connections are made between the three,...
American Statistical Association
Scatter It! (Predict Billy’s Height)
How do doctors predict a child's future height? Scholars use one case study to determine the height of a child two years into the future. They graph the given data, determine the line of best fit, and use that to estimate the height in...
American Statistical Association
You and Michael
Investigate the relationship between height and arm span. Young statisticians measure the heights and arm spans of each class member and create a scatter plot using the data. They draw a line of best fit and use its slope to explain the...
Curated OER
Calculate the Slope of a Line Using Two Points
Find that slope! This video does an excellent job of demonstrating how to use the slope formula to find the slope of a line using two points. The instructor first reviews the definition of slope of a line, then works three problems using...
Illustrative Mathematics
Walk-a-thon 1
Your mathematician's job is to explore the relationship between hours and miles walked during a walk-a-thon. The activity compels your learners to experiment with different means in finding out this proportional relationship. The answer...
Illustrative Mathematics
Fishing Adventures 2
This resource is part of a series which expects participants to be familiar with graphing inequalities on a number line. It is a word problem that asks your class to graph a discrete solution set and interpret it in the context of an...
Curated OER
Dragonfly
The speed of a dragonfly brings math into the real world as your learners collaboratively see the value in calculating unit rates in direct proportion problems. This six-phase instructional activity encourages you, as the teacher, to...
Curated OER
Solving Systems by Graphing
Students solve systems of equation through graphing. In this algebra instructional activity, students solve linear equations and analyze the result to figure out if there is one solution, no solution or infinitely many solutions. They...
Curated OER
An Exploration of the Slope of a Line
Students define the slope of a line. In this algebra lesson, students differentiate between parallel and perpendicular lines using their slopes. They rewrite equations in slope intercept form and explain the meaning of the slope.
Curated OER
Graphing and the Coordinate Plane
Students examine the four quadrants of Cartesian coordinate plane. They play maze games and coordinate games to discover how to read and plot points on the plane. Students plot points on the coordinate plane and examine the ratio of...
Curated OER
Forms of Equations
Ninth graders discuss the different forms of equations. For this algebra lesson, 9th graders talk about the pros and cons of algebraic equations. They discuss reflection across the x and y axis and write out the equation of the given...
Curated OER
Properties of Parabolas
Learn to identify the properties of parabolas. Students define parabola as the locus of all points equidistant from a fixed point and a fixed line. Also, interpret the equation for a parabola in vertex form and gain a visual...
Curated OER
Linear Equations: sketch the graph of the line
In this linear equations worksheet, students sketch the graph of the lines given to them. Students draw the lines of 4 linear equations on 4 graphs.
Curated OER
Points of Intersection
Students solve systems of equations. In this solving systems of equations lesson plan, students look for the intersection of the two lines in the system. Students solve systems that have one solution, no solution, and...
Curated OER
Writing Linear Equations
Students rewrite word problems using algebraic symbols. In this algebra lesson, students write linear equations using the slope and y intercept. They write equations given two points that are on the line.
Curated OER
Graphing Inequalities
Students graph linear equations and then find the person in class whose linear equation graph is perpendicular to theirs. In this graphing inequalities lesson plan, students graph their perpendicular slopes and then once their find their...
Curated OER
Functions As Graphs Worksheet
In this math worksheet, pupils graph the data given in the organizer. The functions are used to create the new line for finding the possible unknowns.
Curated OER
Lahar Travel Time
Ninth graders analyze published geologic hazard maps of California and comprehend how to use the map's information to identify evidence of geologic events of the past and present and predict geologic changes in the future. They select...
Curated OER
An Introduction To Solving And Graphing Inequalities
Students graph inequalities and solve the equations. In this algebra instructional activity, students graph their solutions on a number line and create an inequality for a word problem.
Curated OER
Linear and Exponential Models
Students linearize data to determine if an exponential model is suitable. In this linearizing data to determine if an exponential model is suitable lesson, students graph the residuals of sets of data that appear to have an exponential...
Curated OER
Balancing Equations and Using a Pyramid
Sixth graders complete worksheets and make journal entries to interpret mathematical expressions about the pyramids. In this equality by balancing equations lesson, 6th graders participate in groups or by themselves to complete exercises...
Curated OER
Latent Heat of Fusion
Students conduct a series of investigation on latent heat of fusion. In this chemistry lesson, students explain how thermal storage systems work. They draw and interpret graphs.
Curated OER
Points on a Line
How do you find slope? You use points on a line of course. slope. Teach your class how to calculate and differentiate between horizontal and vertical lines. They are sure to be pros at graphing lines on a coordinate plane by the end of...