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Lesson Plan
Texas Instruments

Identifying a Triangle by its Sides and Angles

For Teachers 9th - 12th Standards
Identify triangles by their angle measures and side lengths by looking at and measuring angle measures and side lengths. Use Cabri Jr. to construct various triangles, then manipulate the construction to create the 6 types of triangles,...
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Lesson Plan
Curated OER

Zeros of a Cubic

For Teachers 9th - 12th Standards
Mathematicians explore cubic functions by learning how to investigate the relationship between the x-coordinates of the three zeros of a cubic function.  The lesson also contains an application of differentiation. 
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Lesson Plan
Curated OER

Nutria And The Disappearing Marsh

For Teachers 5th - 8th Standards
Young analysts examine changes in the nutria population, vegetation density, and marsh area over time in the wetlands of Louisiana. They import data and use the TI-73 Explorer to graph and analyze the effects of nutria on marsh loss.
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Lesson Plan
Utah Education Network (UEN)

Linear Graphs Using Proportions and Rates

For Teachers 6th - 8th Standards
Using a TI-73 or other similar graphing calculator middle school math majors investigate the linear relationship of equivalent proportions. After a brief introduction by the teacher, class members participate in a timed pair share...
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Lesson Plan
Texas Instruments

Finding Linear Models Part III

For Teachers 9th - 12th Standards
Explore linear functions! In this Algebra I lesson, mathematicians graph data in a scatter plot and use a graphing calculator to find a linear regression and/or a median-median line. They use the model to make predictions.
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Lesson Plan
Curated OER

Similarity and Dilations - Discover Properties of Similar Figures

For Teachers 9th - 12th Standards
Learners investigate properties of similar figures. For this properties of similar figures lesson, pupils construct similar figures using Cabri Jr. They dilate their figure to create a similar one, and discuss the relationships between...
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Lesson Plan
Curated OER

Geometry: Translations and Reflections

For Teachers 7th - 9th Standards
Group work and participation is used to perform a specified translation or reflection. In this geometrical translation activity, small groups of pupils are each given a shape to plot on a coordinate grid. Each shape is then translated or...
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Worksheet
National Council of Teachers of Mathematics

Counting the Slope: Rise Over Run

For Students 8th - 10th Standards
This worksheet works math masters though the concept of rise over run. They shade in the slope triangle that is created to help visualize the components. After a page of teaching the concept is a thoughtful exercise to give to your class...
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Lesson Plan
Curated OER

Number Sense: Real Numbers

For Teachers 6th - 12th Standards
Using a scientific calculator and an 11-page guide sheet, middle schoolers investigate real numbers and problem-solving properties. The publisher links this resource to Common Core standard for seventh grade math, but you may find it a...
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Lesson Plan
Curated OER

Equivalent or Not Equivalent?

For Teachers 9th - 12th Standards
Algebra learners look at equivalent expressions in the context of three different operations: division, squaring, and absolute value.  In comparing these values, they will identity when expressions are equivalent. 
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Worksheet
College Preparatory Mathematics

Using Elimination To Find the Point of Intersection of Two Lines

For Students 7th - 9th Standards
Two example problems are solved on the first page using the elimination method with a pair of linear equations. Detailed explanations accompany the math. The second page provides 20 practice problems and their answers. This would be a...
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Worksheet
DK Publishing

4 Times Table

For Students 2nd - 4th Standards
It's all about the fours as scholars practice their multiplication facts. They skip count on a number chart, shading in each multiple of four. Do they notice a pattern? Next, scholars complete five number sentenes multiplying four by...
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Lesson Plan
Curated OER

We All Scream for Ice Scream

For Teachers 9th - 12th Standards
High schoolers explore the formulas for volume of three-dimensional objects. They participate in various activities involving ice cream, ice cream cones, small candies, and gum balls, recording their calculations on a lab sheet.
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Worksheet
Curated OER

Lesson 2-5: Absolute Value Functions and Graphs

For Students 8th - 12th Standards
What is absolute value? What is an absolute value function? Emerging mathematicians solve equations containing variables inside an absolute value sign.  They graph each function on a coordinate plane and identify the maximum and minimum...
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Lesson Plan
Curated OER

Graphing Exponentials

For Teachers 9th - 12th Standards
Bring your Algebra class to the computer lab! Using materials created by Texas Instruments, they explore exponentiasl and graphs. Be sure to download the correct materials (on the right side of the webpage) before having them walk...
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Lesson Plan
Curated OER

Super Ticket Sales

For Teachers 6th - 8th Standards
Use this graphing data using box and whisker plots lesson to have learners make box and whisker plots about ticket sales of popular movies. They find the mean, median, and mode of the data. Pupils compare ticket sales of the opening...
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Lesson Plan
PBS

The History and Use of Sampling Methods

For Teachers 6th - 12th Standards
Young mathematicians define population, draw convenience sample from the population, draw quota sample from the population, and draw random probability sample from the population. They explain why a random probability sample usually...
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Lesson Plan
Indiana Science

How Many E’s?

For Teachers 6th - 8th Standards
Seventh graders explore random sampling by estimating the number of e's on the newspaper. They explain the possible error sources for this type of sampling, and compare the accuracy of sampling a small and large population. This is a...
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Worksheet
Mathwire

Graph Each Ordered Pair - Five Worksheets

For Students 4th - 6th Standards
This resource is composed of five separate worksheets on ordered pairs. After plotting each ordered pair, learners label each point, connect the points to create a figure, identify the polygon type, find the perimeter and area of the...
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Lesson Plan
Curated OER

Application of Linear Systems

For Teachers 9th - 12th Standards
Let the learners take the driving wheel! The class solves systems of linear equations and applies the concepts of systems to solve a real-world situation about parking cars and buses. They then use calculators to create a visual of their...
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Lesson Plan
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Curated OER

Linear Inequalities

For Teachers 10th - 12th Standards
Through exploration of linear programming through graphs and equations of inequalities, students relate linear programming to real life scenarios, such as business. Graphing and shading is also part of this exercise.
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Lesson Plan
Curated OER

Bouncing Ball

For Teachers 9th - 12th Standards
Students collect height versus time data of a bouncing ball using the CBR 2™ data collection device. Using a quadratic equation they graph scatter plots, graph and interpret a quadratic function, apply the vertex form of a quadratic...
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Worksheet
Math Doctor

Chapter 2: Integers & the Number Line

For Students 6th - 8th Standards
Here is an extensive set of teacher's notes to help you teach all about integers. Begin by introducing a number line and how it can be used to visualize positive and negative numbers. Talk about absolute value and the additive inverse...
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Lesson Plan
Beacon Learning Center

Cartesian Classroom

For Teachers 4th - 6th Standards
Elementary schoolers become points on a Cartesian Plane in their classroom. They review ordered pairs, positive and negative coordinates, quadrants, and the x and y axes. Pupils follow commands that help review vocabulary, such as...