This page gives an example using De Morgan's Law. (The information is difficult to understand unless you are already familiar with sets and set notation.)

This tutorial reviews complex numbers, notation associated with complex numbers, and the basic operations involving complex numbers. Topics examined are conjugates and moduli, polar form, exponential form, arithmetic of complex numbers,...

This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...

The goal of this musical card game is to recognize one chord for guitar in two seperate notation styles.

[Free Registration/Login may be required to access all resource tools.] Solve inequalities and represent the solution in equation notation, set notation, interval notation, or solution graph. Students examine guided notes, review guided...

This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...

This page gives a brief discussion of the intersection of sets in mathematics and probability.

This page provides a good explanation of unions of sets in mathematics. It discusses the union of disjoint sets and the probabilities of unions, incorporating probabilities of the two independent sets and their intersection. Discusses...

Explains major concepts in "category theory," a common alternative to traditional set theory. Some familiarity with the logical notation is assumed. Article does include sections on the history and general philosophical significance of...

Explains briefly the history and significance of Russell's famous logical paradox. Includes links to other Russell-related websites. Uses a minimum of technical notation.

Wikipedia offers detailed information on music theory, a set of systems for analyzing, classifying, and composing music and the elements of music.

A terrific tool for music teachers and students! Test students' knowledge of key signatures with this online quiz. Click "toggle" to check answers along the way, or click "setting" to customize the quiz.

Thirty-five problems cover the topics of combinations, permutations, and factorials in various settings. To review the basics on this topic, click "View Lesson" button.

[Free Registration/Login may be required to access all resource tools.] Given a set, learn how to calculate its number of permutations.

[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to state the decimals to the thousandths place for given locations on a number line. Includes video demonstrating a...

[Free Registration/Login may be required to access all resource tools.] For this learning module, students are presented with a decimal number which they must put into a place value chart that goes to the thousandths place. Includes...

[Free Registration/Login may be required to access all resource tools.] Given a set, learn how to calculate its number of permutations.

In Cooperative/Collaborative groups, this lesson will actively engage students to represent decimals in different forms. An "Essential Question" will be used to activate background knowledge and set the purpose for understanding how to...

In this activity, students explore concepts related to the counting principle and exponential notation. They write rules for calculations involving the counting principle and find the total number of possibilities from a set of rules.

[Free Registration/Login may be required to access all resource tools.] For this learning module, students are given the expanded form of a number up to 1,000 and must use their understanding of place value to fill in missing numbers....

[Free Registration/Login may be required to access all resource tools.] Introduction to end behaviors, limits, asymptotes and limit notation.

[Free Registration/Login may be required to access all resource tools.] In this learning module, students use the greater than and less than symbols to compare numbers written in word form. Includes video demonstrating a sample problem....

This site from the Math Forum provides a list of links to many questions from the Dr. Math archive about exponents. This is a good site to use to direct you to different but associated information on the subject.

This tutorial for students new to algebra provides explanations, definitions, examples, and practice problems. The practice tests cover topics such as real numbers, fractions, equations, graphing, and exponents.