Computer Science
Grade 6
20 min
Sorting Cards: Different Ways to Organize a Deck
Learn about different sorting methods (e.g., bubble sort, selection sort) through a hands-on card sorting activity.
What you'll learn
- Identify at least two different ways to sort a deck of cards (e.g., by suit, by number) with 100% accuracy.
- Explain in your own words why sorting is useful for finding a specific card in a deck with at least 80% accuracy based on the given rubric.
- Apply the bubble sort method to correctly sort a simplified deck of 10 cards in ascending order with no more than 2 errors.
- Compare and contrast two different sorting methods (e.g., by suit vs. by number) by listing one advantage and one disadvantage of each with 100% accuracy.
Tutorial Preview
1
Introduction & Learning Objectives
Learning Objectives
Define the term 'algorithm' as a set of step-by-step instructions.
Explain that 'sorting' is the process of arranging items in a specific order.
Describe the step-by-step process of Selection Sort.
Describe the step-by-step process of Bubble Sort.
Trace the steps of a sorting algorithm to organize a list of 5 numbers or cards.
Compare the efficiency of two sorting algorithms by counting the number of comparisons needed for a small deck of cards.
Ever get a messy deck of cards and wish you had a super-fast way to put them in order? 🃏 Let's learn the secret computer tricks for doing just that!
In this lesson, we'll explore 'algorithms,' which are like recipes for computers. We'll learn two specific recipes, cal...
2
Key Concepts & Vocabulary
TermDefinitionExample
AlgorithmA list of step-by-step instructions to finish a task or solve a problem.A recipe for baking a cake is an algorithm. You follow the steps in order to get the final result.
SortingThe process of putting items in a specific order, such as from smallest to largest or A to Z.Arranging your books on a shelf by height, from shortest to tallest.
EfficiencyA measure of how fast an algorithm is, often by counting the number of steps or comparisons it takes.An algorithm that takes 10 steps is more efficient than one that takes 100 steps to solve the same problem.
ComparisonChecking if one item is bigger, smaller, or equal to another item.Looking at two cards, a 5 and a 7, and comparing them to see that 7 is bigger than 5.
SwapTrading the positions of two items in a lis...
3
Core Syntax & Patterns
The 'Find the Smallest' Rule (Selection Sort)
1. Look through the unsorted part of the list to find the smallest item. 2. Swap it with the item at the beginning of the unsorted part. 3. The sorted section now grows by one. 4. Repeat for the rest of the list.
Use this method to build a sorted list one item at a time. In each pass, you find the next correct card and move it into its final position.
The 'Neighbor Swap' Rule (Bubble Sort)
1. Compare the first two items. If they are in the wrong order, swap them. 2. Move to the next pair (the second and third items) and repeat. 3. Continue this until you reach the end of the list. 4. Repeat the whole process (a new pass) until you can go through the entire list without making any swaps.
Use this method where s...
4 more steps in this tutorial
Sign up free to access the complete tutorial with worked examples and practice.
Sign Up Free to ContinueSample Practice Questions
Challenging
You see a list that is being sorted: `[1, 3, 9, 5, 8]`. Which algorithm was most likely used to get to this state?
A.Selection Sort, because the sorted section `[1, 3]` is being built at the beginning.
B.Bubble Sort, because the largest numbers `[9, 5, 8]` are still messy at the end.
C.Selection Sort, because 9 is the largest number and it is not at the end.
D.Bubble Sort, because 1 and 3 are the smallest numbers and they are at the beginning.
Easy
According to the tutorial, what is the best definition of an 'algorithm'?
A.list of step-by-step instructions to finish a task.
B.way to make a computer run faster.
C.type of computer program for playing games.
D.The process of putting cards in order.
Easy
What does the term 'sorting' mean?
A.Finding the single smallest card in a deck.
B.Counting how many steps an algorithm takes.
C.Putting items in a specific order, like smallest to largest.
D.Swapping two cards next to each other.
Want to practice and check your answers?
Sign up to access all questions with instant feedback, explanations, and progress tracking.
Start Practicing FreeMore from Algorithms and Efficiency
Computer Science for other grades
Frequently asked questions
What grade level is "Sorting Cards: Different Ways to Organize a Deck"?
Sorting Cards: Different Ways to Organize a Deck is a Grade 6 Computer Science lesson on ExcelOS.
What will I learn in Sorting Cards: Different Ways to Organize a Deck?
You'll be able to: Identify at least two different ways to sort a deck of cards (e.g., by suit, by number) with 100% accuracy; Explain in your own words why sorting is useful for finding a specific card in a deck with at least 80% accuracy based….
Is "Sorting Cards: Different Ways to Organize a Deck" free to practice?
Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.
How many practice questions are included with Sorting Cards: Different Ways to Organize a Deck?
This lesson includes 41 practice questions across multiple difficulty levels, each with instant feedback and explanations.