Oregon State University
Oregon State University: Rational Functions
A look at graphs of rational expressions, finding properties of the graph by using calculus. Formulas included.
Shodor Education Foundation
Shodor Interactivate: Lesson: Functions and the Vertical Line Test
This lesson plan outlines an activity that allows students to explore the vertical line test for functions.
University of South Florida
Florida Center for Instructional Tech: Famous People
Students estimate the ages of famous people, then create a scatterplot with the actual ages. This activity allows them to estimate with linear equations. You can access the age data through the "activity" link.
University of South Florida
Florida Center for Instructional Tech: Wacky Water World
At this site investigate linear equations with a graphing calculator. Data is gathered from a hypothetical situation of purchasing tickets at a waterpark.
Wolfram Research
Wolfram Math World: Closed Set
Site gives four different definitions of a closed set in mathematics. Each of the definitions has at least one link for further clarification. The site also expresses which of these definitions is most commonly encountered.
Texas Instruments
Texas Instruments: Math Today Challenge New Color of Money
In this activity, students will read about the changes in the "new money" and then create a graph to represent various combinations of currency produced. This activity provides an excellent example of discrete, real-world data.
Texas Instruments
Texas Instruments: Numb3 Rs: The Graph Tells the Story
Based off of the hit television show NUMB3RS, this lesson exposes students to graphs using logarithmic scales. Although the graphs are at first non-intuitive, students should quickly "get used" to the scale. The lesson leads to a good...
University of California
University of California: Integrals and the Natural Log
This site explains the natural log and its integral. Includes examples.
Math Slice
Math Slice: Graph Slice Special Test
A ten question test for assessing measurement concepts of area and perimeter. Assessment is scored online and student scores are compared with other students who have taken the assessment. Great assessment tool.
Math Medics
S.o.s. Math: Calculus
This lesson has links to the various topics dealing with calculus. The student just needs to find the topic then click to go to it.
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: Functions and Graphs
This site from the Northeast Parallel Architectures Center, Syracuse University contains a college level treatment of functions and graphs. Function, element, domain, range, piece-wise functions?? Stuff you know, stuff that's new. Very...
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Equations of Lines
This tutorial covers x & y intercepts, point-slope form, slope-intercept form, graphing, and more. Use the practice problems at the end to check your skills.
Math Words
Math Words: Step Function
This MathWords.com site describes a step function by offering the defining graphical characteristics.
Wikimedia
Wikipedia: Graph Theory
Wikipedia provides an introduction and overview of graph theory. In addition to introducing the basic terms, there are related links to classic problems in graph theory such as the traveling salesman problem and Dijkstra's algorithm.
The Math League
The Math League: Ratio and Proportion
This tutorial provides definitions and examples of ratios and proportions and features comparing ratios and converting rates.
Ohio State University
Math 153: Graphing Polar Equations
Shows a way to graph polar equations using rectangular coordinates first.
University of Saskatchewan (Canada)
University of Saskatchewan: Graphing Polynomials
An introduction to the graphs of polynomial functions by looking at the roots of the polynomials, or where it crosses the x-axis. Includes links to pictures of graphs and detailed explanations.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Calculus Grapher
Draw a graph of any function and see graphs of its derivative and integral. Don't forget to use the magnify/demagnify controls on the y-axis to adjust the scale.
PBS
Pbs Mathline Lesson Plan: Struts'n Stuff [Pdf]
Incorporating concepts in algebra, number sense, patterning, data collection, and geometry, this lesson plan engages students in various hands-on activities to explore the relationship between regular polygons and the number of diagonals...
California State University
Ca State University, San Bernadino: Graphing Techniques
A survey of math graphing techniques includes horizontal and vertical shifts, stretching, lines of symmetry, even and odd functions, and absolute value functions.
Other
University of Wisconsin: Basic Algebra
This college site offers a variety of problems and answers. Problems are divided into topic areas for easy access. Also offers quizzes with each topic.
Anne Arundel Community College
Anne Arundel Community College: Math 131: Logarithmic Function: Graphs
The tutorial examines basic logarithmic graphs and their properties. Students learn about logarithmic function graphs through examples with detailed solutions.
Other
Vocabulary Workshop
This vocabulary workshop will be helpful to anyone interested in brushing up on their skills. This site features a comprehensive look at root words, prefixes, suffixes and more.