Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Operations on Sets
Find a quick, concise explanation of operations on sets. Examples are given and clearly explained.
CK-12 Foundation
Ck 12: Probability: Operations With Sets
[Free Registration/Login may be required to access all resource tools.] This Concept teaches students how to find unions and intersections, as well as to calculate the probabilities of of these sets.
That Quiz
That Quiz: Conjuntos
Test your knowledge of sets, union, intersection, complements and Venn diagram by taking this practice test. Five levels are provided and it also tracks the number of correct and wrong answers.
California State University
California State University, San Bernardino: Inverse Functions
This site has many links to examples of inverse functions, including intersections, inverse by reflection, and graphing inverse functions.
Purple Math
Purplemath: Venn Diagrams
Introduces the basic terminology of Venn diagrams, and shows how to "populate" and read Venn diagrams.