Khan Academy
Khan Academy: 2. Robot Combinations
Let's review the multiplication principle which allows us to quickly count the number of possible robots.
Khan Academy
Khan Academy: 4. Counting With Trees
Tree diagrams allow us to visualize these counting problems using any number of parts.
Khan Academy
Khan Academy: 1. Two Headed Robots
What happens if the director changes their mind and asks for two headed robots?
Khan Academy
Khan Academy: 1. Counting With Tables
How do we keep track of how many robots we've made?
Khan Academy
Khan Academy: 5. Does Order Matter?
Why do we divide the number of combinations by the number of permutations?
Loyola University Chicago
Math Flix: Fundamental Counting Principle Part 2
This QuickTime movie provides practice using the fundamental counting principle with a variety of word problems. As you watch and listen to the teacher and students interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Fundamental Counting Principle Part 1
This QuickTime movie provides a great introduction to the fundamental counting principle. A pdf worksheet is available by clicking on the hyperlink at the bottom of the page. As you watch and listen to the teacher and students interact...
Loyola University Chicago
Math Flix: Factorial a Game
This QuickTime movie demonstrates the meaning of factorials using a match type game. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Fundamental Counting Principle Card Activity
This QuickTime movie provides another great activity to practice the fundamental counting principle using playing cards. As you watch and listen to the teacher and students interact it helps clarify the thinking behind applying this...