Purple Math
Purplemath: Simple Factoring
Demonstrates how to factor simple polynomial expressions such as "2x + 6".
Purple Math
Purplemath: Simplifying With Parentheses
Explains, with worked examples, how to simplify expressions which involve parentheses and variables, including how to take a negative through the parentheses.
Purple Math
Purplemath: Using Slope and Y Intercept to Graph Lines
Demonstrates, step-by-step and with illustrations, how to use slope and the y-intercept to graph straight lines.
Purple Math
Purplemath: Factoring Polynomials: How To
Demonstrates the steps involved in factoring a general polynomial, including using the Rational Roots Test and synthetic division. Shows how to "cheat" with a graphing calculator.
Purple Math
Purplemath: Operations on Functions
Demonstrates how to add, subtract, multiply, and divide functions. Includes an example of evaluation. Demystifies the notation.
Purple Math
Purplemath: Polynomial Graphs: End Behavior
Explains how to recognize the end behavior of polynomials and their graphs. Points out the differences between even-degree and odd-degree polynomials, and between polynomials with negative versus positive leading terms.
Purple Math
Purplemath: Special Factoring: Differences of Squares
Demonstrates how to use the formula for finding the differences of squares, and warns against trying to factor a sum of squares.
Purple Math
Purplemath: Solving Polynomials: How To
Demonstrates the steps involved in solving a general polynomial, including how to use the Rational Roots Test and synthetic division. Points out when using a graphing calculator can be very helpful.
University of Illinois
University of Illinois: A Short Lesson in Probability
This site from the University of Illinois gives a simulation and then asks questions about it.
Other
Mathway: Pre Algebra
Stuck on a particularly hard pre-algebra problem? Just type your problem into this specialized pre-algebra "calculator" and voila - problem solved!
Cool Math
Coolmath: Intro to Exponents: Remember Exponents?
This prealgebra tutorial reviews what exponents are and how they work.
ClassFlow
Class Flow: Football Path (Algebra)
[Free Registration/Login Required] Fun game involving designing a football path around the high school using pentagons and hexagons.
University of St. Andrews (UK)
University of St. Andrews: Nicolaus(ii) Bernoulli
This site, which is provided for by the University of St. Andrews, gives a brief biography of Nicolaus Bernoulli.
University of St. Andrews (UK)
University of St. Andrews: Nicholas Chuquet
This site from the University of St. Andrews provides a biography of mathematician Nicholas Chuquet, who was the first to use negative numbers as exponents and coefficients.
Ministry of Education and Employment of Spain
Red Escolar: Trucos De Adivinacion
In Spanish. Help students become better mental mathematicians by enjoying the magic relationship of mathematics through magic tricks. Students are given two different series of computations to use when thinking of a number, and then the...
Science4Fun
Science4 Fun: Al Khwarizmi
Brief biographical sketch of Muhammad Ibn Musa Al-Khwarizmi, famous mathematician who developed Algebra.
CK-12 Foundation
Ck 12: Algebra: Compound Inequalities
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to solve compound inequalities. Students watch a video tutorial, explore guided notes and attempt practice problems.
Houghton Mifflin Harcourt
Houghton Mifflin Harcourt: Saxon Activity Center: Graphing Calculator Activity: The Coordinate Plane [Pdf]
A graphing calculator lesson on coordinate planes. Detailed examples, demonstrations with key functions, and practice problems included. Acrobat Reader required.
CK-12 Foundation
Ck 12: Algebra: Graphs of Inequalities in One Variable
[Free Registration/Login may be required to access all resource tools.] Students learn to graph linear inequalities on the coordinate plane. Students examine guided notes, review guided practice, watch instructional videos and attempt...
University of Saskatchewan (Canada)
University of Saskatchewan: Physics 111 Algebra Review
This site provides a brief algebra review in the following areas: exponents, logarithms, quadratic equations, and linear equations.
Disfruta Las Matematicas
Disfruta Las Matematicas: Introduccion Al Algebra
This unit could be used as supplementary material for Algebra. It has good examples with illustrations and some interactive activities.
Interactive Mathematics
Interactive Mathematics: Basic Algebra
Interactive lessons are provided for many topics in algebra, including: laws of algebra, powers, roots and radicals, algebraic expressions, equations, and more. Use the links to navigate the tutorial and learn more focused concepts. The...
Other
Quick Math: Algebra Simplify
This QuickMath algebra site simplifies an advanced expression that you enter and gives answer.
Windstream
Ojk's Precalculus Study Page: Polynomial Inequalities, One Variable
This tutorial offers two methods to solve polynomial inequalities. Site includes several examples, charts, graphs, and other information for student understanding.