Curated OER
Daily Upkeep 8
In this math worksheet, 4th graders complete a quick set of math problems where they first look at two rectangles and find the difference between the two in centimeters. Then, they compare two figures are select which fraction best...
Curated OER
Math Vocabulary
Students identify and teach mathematics vocabulary. They work in groups to prepare presentations using MultiMedia Lab V and songs to create fun ways to remember the vocabulary terms. Students use these presentations to teach the...
Cornell University
Cornell University: Art, Design, and Visual Thinking
Use the left-hand toolbar of this site to investigate an online textbook for the language of design. It provides visual examples and explanations of line, form, color, color psychology, texture, balance, proportion and many more...
PBS
Pbs Learning Media: Finding the Intersection
In this Cyberchase video, Inez and Digit identify the location of the transformatron using their knowledge of parallel and intersecting lines.
Shodor Education Foundation
Shodor Interactivate: Lesson: Cartesian Coordinate System
This lesson plan contains a learning exercise for students to familiarize themselves with the Cartesian Coordinate System and its many uses in the world of mathematics. Contains links to explanations of terms and concepts associated with...
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: Slope & Line Equations
This site from the Northeast Parallel Architectures Center, Syracuse University has a very substantial discussion of math topics slope & line equations. The outline form is quite useful if you need to zero in on one aspect of...
Oswego City School District
Regents Exam Prep Center: Geometry Vocabulary Resources
A list of geometry definitions and a matching activity.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Points, Lines, Planes and Angles
Get independent practice identifying points, lines, rays, planes and angles. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Math.com
Math.com: Coordinate Geometry
The lesson investigates coordinate geometry. Definitions, examples, and a worksheet are available.
PBS
Pbs Learning Media: Two Points Determine a Line
In this video segment [2:10] from Cyberchase, Digit must make a straight line between the two points and then follow the path created.
University of Nebraska
A Vector Connecting Two Points
This page explains the properties and formulas resulting from forming a vector from two points on a three dimensional plane.
Shodor Education Foundation
Shodor Interactivate: Lesson: Graphing and the Coordinate Plane
This lesson plan helps students understand how to graph ordered pairs on the coordinate plane. Lots of resources are available to teachers and students at this website.
Texas Instruments
Texas Instruments: Pumpkin Graph an Activity for Plotting Points
Students are given 3 - 4 points to plot in activity center. Students practice plotting points an can review the coordinate plane.
Texas Instruments
Texas Instruments: Arrow an Activiaty for Plotting Points
Students are given points to plot in activity center. The points will form an arrow. The teacher can then direct students to change the coordinates to translate the picture. Students practice plotting points, integer operations, and see...
PBS
Pbs Learning Media: Two Sightings, Different Information
Jackie and Matt are looking at the same object along two different lines, in this video segment from Cyberchase.
Texas Instruments
Texas Instruments: Shortest Distance Between Points and Lines
This activity investigates concepts such as the shortest distance between two points in a plane, and the shortest distance between a line and a point not on the line. The analytical explanation of these concepts is supported with visual...
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Point, Line, Planes, Angles
Practice using your graphing calculator for drawing and labeling points, lines, planes, and angles. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each...
CK-12 Foundation
Ck 12: Basic Geometric Definitions: Collinear Constellations
[Free Registration/Login Required] Students explore basic geometric definitions by navigating through the interactive learning module and then answering questions that go along with the module. Students can also learn more about the...
Wolfram Research
Wolfram Math World: Point
The term point is discussed, including its difficulty in being defined. This MathWorld site uses Euclid's "slippery" definition of a point, referring to the geometric point in n-space. The site also explains that point is commonly used...
Purple Math
Purplemath: Symmetry About an Axis
Explains symmetry about a line, using animations to illustrate the "rotation" or "reflection" involved in this type of symmetry.
Purple Math
Purplemath: Systems of Linear Equations: Definitions
Covers the basic definitions involved in systems of linear equations.
Math Planet
Math Planet: Pre Algebra: Geometry Fundamental Statements
Provides examples and a video lesson that introduce fundamental statements of geometry.
Illustrative Mathematics
Illustrative Mathematics: 4.g What's the Point?
The purpose of this task is to use what students intuitively understand about connecting points or dots with lines to generate a discussion about what points are and how they should be represented. Aligns with 4.G.A.1.
Purple Math
Purplemath: Graphing Rational Functions: Introduction
To graph a rational function, you find the asymptotes and the intercepts, plot a few points, and then sketch in the graph. Once you get the swing of things, rational functions are actually fairly simple to graph. This resources provides...