University of Cambridge
University of Cambridge: Maths and Sports: The Olympic Torch Tour
Can you find the best route for the Olympic Torch relay to take? This more challenging activity is designed to be accessible to GCSE maths students (grades 8, 9, and 10).
Cool Math
Coolmath: Combinations
This algebra lesson explains combinations - how to count how many ways n objects can be chosen r at a time.
University of Victoria (Canada)
Amof: Amazing Mathematical Object Factory
The Amazing Mathematical Object Factory allows you to review many combinatorial objects by producing lists of mathematical objects. This game helps make discrete mathematics more accessible. Combinatorial objects are studied in discrete...
Texas Instruments
Texas Instruments: Football Scores
In this activity, students learn to determine the possible combinations of score events to reach a specific score in a football game.
Mathigon
Mathigon: Combinatorics: World of Math
This lesson focuses on Combinatorics, a branch of mathematics which is about counting. It includes 5 sections: Factorials, Permutations, Combinations, Combinatorics and Pascal's Triangle, and Combinatorics and Probability with examples...
Khan Academy
Khan Academy: Probability and Combinatorics: Combinations
Introductory combination problems, like if you have 5 friends and can pick 2 of them to join you on a boat ride, how many different groups of friends could you take with you? Students receive immediate feedback and have the opportunity...
Scholastic
Scholastic: Multiple Ways to Solve a Problem
This Marilyn Burns lesson plan employs children's literature to teach the topics of combinations, perimeter, and area using a problem solving approach. Primary and intermediate levels have an activity appropriate to each.
CK-12 Foundation
Ck 12: Probability: Permutations and Combinations Compared
[Free Registration/Login may be required to access all resource tools.] Covers the formula for permutations.
CK-12 Foundation
Ck 12: Probability: Permutations and Combinations Compared
[Free Registration/Login may be required to access all resource tools.] This Concept introduces students to the basics of permutations and combinations.
Cool Math
Coolmath: Permutations
This CoolMath resource will help students understand the concept of "permutations" in
Khan Academy
Khan Academy: Start: Welcome to Crowds!
Welcome to Crowds: For this topic we'll explore how swarms of robots were created for WALL-E using combinatorics. Two lessons: Building Crowds, grades 4-7 and Counting Crowds, grades 9-12.
Khan Academy
Khan Academy: Building Snake Bots (Practice)
How many different snake bots can be made from one segment?
Khan Academy
Khan Academy: Counting Two Headed Robots (Practice)
This is a 7-problem quiz/practice counting robot combinations with multiple parts.
Khan Academy
Khan Academy: Tree of Combinations (Practice)
Drag the robot parts onto the screen to make all combination of heads and bodies.
Khan Academy
Khan Academy: Table of Combinations (Practice)
Drag the robot parts onto the screen to make all combinations of heads and bodies using the table provided.
Khan Academy
Khan Academy: Robot Combinations (Practice)
This is a 7-problem quiz/practice counting robot combinations with two parts.
Khan Academy
Khan Academy: Casting Challenge (Practice)
This is a casting challenge: Using the information given, pick a selection of robot heads, arms, and bodies so that when they are combined in all possible ways, you get a crowd of exactly 12 robots. You have a budget of $300.
Khan Academy
Khan Academy: Counting Casts 1
This is a 7-problem quiz/practice, Using the interactive tool, determine how many different casts are possible.
Khan Academy
Khan Academy: Counting Casts 2
In this 7-problem quiz/practice, using the numbers given, students must determine how many different ways can you cast this scene.
Khan Academy
Khan Academy: Combinations
This 4-problem quiz/practice using introductory combination problems like if you have 5 friends and can pick 2 of them to join you on a boat ride, how many different groups of friends could you take with you?
AAA Math
Aaa Math: Adding Nickels and Pennies
Use this interactive online game to find the sums of different combinations of pennies and nickels. The game keeps a running total of correct and incorrect answers, as well as the percent of correct answers.
AAA Math
Aaa Math: Adding Dimes and Pennies
Use this online game to add different combinations of dimes and pennies. The game keeps a percent score of your correct answers, as well as a running total of the number of your correct and incorrect answers.
AAA Math
Aaa Math: Adding Dimes, Nickels, and Pennies
Add different combinations of pennies, nickels, and dimes with this online game. You can see the percent of correct answers you have, as well as running totals of correct and incorrect answers.
AAA Math
Aaa Math: Adding Dollars, Dimes, and Pennies
Practice counting money using this online game. You'll be adding different combinations of dollars, dimes, and pennies together. The game keeps a running total of your correct and incorrect answers, as well as the percent of correct...