CK-12 Foundation
Ck 12: Types of Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] In this learning module, studnets will classify a chemical reaction as a combination, decomposition, single replacement, double replacement, or combustion reaction....
Oswego City School District
Regents Exam Prep Center: Permutations and Combinations
A lesson, practice activity, and teacher resource for exploring permutations and combinations.
PBS
Pbs Learning Media: Cyberchase: Force Field Combinations
In this Cyberchase video segment, the CyberSquad finds the right combination of switch, lever and button that will deactivate the force field protecting the stolen Black Crystal. [3:21]
Wolfram Research
Wolfram Math World: Topics of Permutation
This MathWorld site is a lite to link to a multitude of sites involving permutations. Look through to find your specific needs. If you are looking at this site with regards to a probability and statisics class you will probably want to...
Wolfram Research
Wolfram Math World: Combination
This MathWorld page gives an explanation of combinations as they pertain to probability. Offers links to more complete information about various topics related to combinations.
Texas Instruments
Texas Instruments: Numb3 Rs: Right or Wrong
Based off of the hit television show NUMB3RS, this lesson helps students draw a connection between binomial expansions, probabilities, combinations, and Pascal's Triangle. The lesson is framed in the context of randomly guessing a number...
PBS
Pbs Learning Media: Lock Combinations of Knobs and Keys
In this Cyberchase video segment, Matt and Jackie must figure out which combination of knob and key will get them one step closer to retrieving the Black Crystal.
PBS
Pbs Learning Media: Cyberchase: Bianca Gets in Gear
Bianca visits a bike shop and learns how bicycle gears work in this Cyberchase video segment. [3:26]
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Combinations
Learn how to use combinations when solving counting problems involving groups. This tutorial offers a good definition of combination, several example problems and step-by-step solutions, and practice exercises for you to complete and check.
Other
American Poolplayers Association: 8 Ball Game Rules [Pdf]
This .PDF document features the official American Poolplayers Association rules and regulations for executing a game of 8-ball in billiards.
ReadWriteThink
Read Write Think: Phonic Generalizations in "Chrysanthemum"
This online instructional activity uses an interactive activity to teach students how to determine the common and alternative sounds for specific vowel combinations. The words for this instructional activity are taken from the book...
CK-12 Foundation
Ck 12: Probability: Combination Problems Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Count and evaluate combinations.
CK-12 Foundation
Ck 12: Probability: Combinations Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Recognize and identify combinations.
CK-12 Foundation
Ck 12: Probability: Combinations Grade 8
[Free Registration/Login may be required to access all resource tools.] Recognize combinations in situations where order does not matter.
CK-12 Foundation
Ck 12: Probability: Permutations Grade 6
[Free Registration/Login may be required to access all resource tools.] Determine all the possible permutations in a probability problem.
Sophia Learning
Sophia: Chemical Reaction Types: Synthesis
A narrated tutorial which describes how to identify and complete a synthesis reaction. [9:55]
Rice University
Rice University: Cynthia Lanius: All About Ratios
Make Texas chili as you learn about ratios in this interactive lesson. Students get immediate feedback on their responses and teachers have access to online assessment.
Alabama Learning Exchange
Alex: I Scream for Ice Cream!
In this activity, young scholars will figure out how many different combinations of ice cream flavors and cones they can make. Students will work cooperatively to make the different combinations. They will use various materials to...
Wolfram Research
Wolfram Math World: Resultant
Defines resultant as the result of combing two or more vectors. Includes formulas and links to related terms.
Scholastic
Scholastic: Math Maven's Mysteries: The Case of the Dastardly Disguiser
Famous jewels have been stolen from the Country Music Hall of Fame! The Dastardly Disguiser is a suspect, but we need to find out just how many disguise combinations he can use.
University of Cambridge
University of Cambridge: Nrich: Packing for the School Trip
Help Lorenzie figure out how many combinations he can make with the pants and shirts he is packing. Check the website for the solution.
Other
Nurture Is Not the Same as Environment
Excerpt from book by Judith Harris which argues that parents do not have as much influence as peers in child development.
Math Words
Math words.com: Combination
Visit this site for a basic definition for what a combination is. An example is given.