Please enable JavaScript to use CodeHS

Points

Activity Points
Our Digital World
1.1 Digital Footprint and Reputation
1.1.1 Digital Footprint and Reputation 1
1.1.2 Digital Footprint and Reputation 5
1.1.3 Building a Positive Digital Footprint 5
1.1.4 Right to be Forgotten? 1
1.1.5 Right to be Forgotten 5
1.1.6 What is your Digital Footprint? 5
1.2 Cyberbullying
1.2.1 Cyberbullying 1
1.2.2 Cyberbullying 5
1.2.3 Scenario: Student Ranking 5
1.2.4 Scenario: Singled Out 5
1.2.5 Stopping Cyberbullying 5
1.3 Internet Safety
1.3.1 Internet Safety 1
1.3.2 Internet Safety 5
1.3.3 Scenario: School Stranger 5
1.3.4 Scenario: Vacation Pals 5
1.3.5 Staying Safe 5
1.4 Creative Credit & Copyright
1.4.1 Creative Credit and Copyright 1
1.4.2 Creative Credit and Copyright 5
1.4.3 Cite! 5
1.4.4 Exploring Creative Commons 1
1.4.5 Respond: Creative Commons 5
1.4.6 Finding Images 5
1.4.7 Reflection: Why is Copyright Important? 5
1.4.8 One Pager: Copyright Laws and Innovation 5
1.5 Project: Public Service Announcement
1.5.1 Pick a Topic 5
1.5.2 Research 5
1.5.3 Choose Your Audience 5
1.5.4 What kind of PSA? 5
1.5.5 Draft your PSA 5
1.5.6 Finalize your PSA! 15
1.6 Terms of Service and Privacy Policies
1.6.1 Terms of Service and Privacy Policies 5
1.6.2 Quiz: Terms of Service 5
1.6.3 Connection: Privacy Policies - What are you agreeing to? 5
1.6.4 Refections: Privacy Policies - What are you agreeing to? 5
1.6.5 Explore Apple's Privacy Policy 5
1.6.6 Reflection: Apple's Privacy Policy 5
1.6.7 Exploring Privacy Polices 5
1.7 Computer Science Careers
1.7.1 Computer Science All Around Us 1
1.7.2 Computer Science All Around Us 5
1.7.3 CS Careers 1
1.7.4 CS Career Response 5
1.7.5 Coding in the Wild 1
1.7.6 Coding in the Wild Response 5
1.7.7 Inclusive Coding 1
1.7.8 Inclusive Coding Response 5
1.8 Future of Computing
1.8.1 Future of Computing 1
1.8.2 Video Quiz 3
1.8.3 Using DNA for Storage 1
1.8.4 Class Activity: Advancing Technology 5
1.8.5 Pros and Cons of AI 1
1.8.6 AI: Is It a Bad Thing? 5
1.9 Our Digital World
1.9.1 Our Digital World Quiz 25
Cybersecurity
2.1 What is Cybersecurity?
2.1.1 What is Cybersecurity? 1
2.1.2 What is Cybersecurity? 5
2.1.3 City Services Ransomware 1
2.1.4 Ransomware Reflection 5
2.1.5 Ransomware Simulator 1
2.1.6 Internet of Things 1
2.1.7 Hackers vs. Smart Homes 1
2.1.8 Internet of Things Reflection 5
2.1.9 Threat Map 1
2.1.10 Why Learn about Cybersecurity? 5
2.2 The CIA Triad
2.2.1 CIA Triad 1
2.2.2 CIA Triad 5
2.2.3 Which part of the CIA Triad? 5
2.2.4 Which part of the CIA Triad? 5
2.2.5 Breach of Confidentiality 5
2.2.6 Breach of Availability 5
2.2.7 A Balancing Game 5
2.3 Security
2.3.1 What is Data Privacy & Security? 1
2.3.2 Privacy & Security Quiz 5
2.3.3 How Strong is your Password? 1
2.3.4 How Strong is your password? 5
2.3.5 Guess: Password List 1
2.3.6 Guess: Using an Algorithm 1
2.3.7 Guess: Brute Force 1
2.3.8 Is Your Head in the Cloud? 5
2.4 Hacking Ethics
2.4.1 Hacking Ethics & Legality 1
2.4.2 Hacking Ethics & Legality 5
2.4.3 Penetration Testing 1
2.4.4 Reflection: Penetration Testing 5
2.4.5 Hack the Pentagon? 1
2.4.6 Reflection: Hack the Pentagon 5
2.4.7 Ethical Hacker Agreement 1
2.5 Web Tracking
2.5.1 Web Tracking 5
2.5.2 Web Tracking Quiz 5
2.5.3 Who Tracks Me 5
2.5.4 Who Tracks Me Reflection 5
2.5.5 Conversation with a Data Broker 5
2.5.6 Conversation with a Data Broker Reflection 5
2.5.7 Ways to Mitigate Being Tracked 5
2.5.8 Ways to Mitigate Being Tracked Reflection 5
2.6 Cybersecurity
2.6.1 Cybersecurity Quiz 5
Data
3.1 What is Data Science?
3.1.1 What is Data Science? 1
3.1.2 What is Data Science? 3
3.1.3 What Does a Data Scientist Do? 1
3.1.4 What Does a Data Scientist Do? 5
3.1.5 Statistical Questions 5
3.1.6 Lookup, Compute, Relate 5
3.1.7 Exploring Data I 1
3.1.8 Exploring Data II 5
3.1.9 Exploring Data III 1
3.1.10 Exploring Data IV 5
3.2 Information Literacy
3.2.1 Information Literacy 1
3.2.2 Information Literacy 5
3.2.3 Effective Internet Searches 5
3.2.4 Evaluate the Source 1 1
3.2.5 Respond: Evaluate the Source 1 5
3.2.6 Evaluate the Source 2 1
3.2.7 Respond: Evaluate the Source 2 5
3.2.8 Hero Pig? 1
3.3 Gathering Data
3.3.1 Gathering Data 1
3.3.2 Gathering Data 3
3.3.3 Quantitative/Qualitative 5
3.3.4 Live Code - Gathering Data 1
3.3.5 Data Sort 5
3.3.6 Pros and Cons 5
3.3.7 Mini-Project: The Data Science Life Cycle 5
3.3.8 Mini-Project: BTS 1
3.3.9 Mini-Project: Collect the Data 5
3.3.10 Mini-Project: Structure the Data 5
3.3.11 Mini-Project: Plan for Analysis 5
3.4 Visualizing and Interpreting Data
3.4.1 Visualizing Data 1
3.4.2 Visualizing Data Quiz 5
3.4.3 Exploring Data Visualizations 1
3.4.4 US Recorded Music Revenue 1
3.4.5 National Parks 1
3.4.6 March Madness 1
3.4.7 Captain Marvel 1
3.4.8 Respond: Visualizations 5
3.4.9 Choosing a Visualization 5
3.4.10 End of Lesson Quiz 5
3.5 Data Collection & Limitations
3.5.1 Collecting Data 1
3.5.2 Collecting Data Quiz 5
3.5.3 Design a Survey 5
3.5.4 Self-Driving Cars 5
3.5.5 Data Collection Quiz 10
3.5.6 Data Limitations 1
3.5.7 Line Graph 1
3.5.8 Bar Graph 1
3.5.9 Pie Chart 1
3.6 Data
3.6.1 Data Quiz 25
Programming With Karel
4.1 Introduction to Programming With Karel
4.1.1 Introduction to Programming With Karel 1
4.1.2 Quiz: Karel Commands 5
4.1.3 Our First Karel Program 1
4.1.4 Your First Karel Program 5
4.1.5 Short Stack 5
4.2 More Basic Karel
4.2.1 More Basic Karel 1
4.2.2 More Basic Karel Quiz 5
4.2.3 Tennis Ball Square 1
4.2.4 Make a Tower 5
4.2.5 Pyramid of Karel 5
4.2.6 Troubleshooting Strategies 5
4.3 Karel Can't Turn Right
4.3.1 Karel Can't Turn Right 1
4.3.2 Karel Can't Turn Right Quiz 5
4.3.3 Tower and Turn Right 1
4.3.4 Slide Karel 5
4.3.5 Fireman Karel 5
4.3.6 Karel Turns Right Badge 1
4.4 Functions in Karel
4.4.1 Functions in Karel 1
4.4.2 Functions in Karel Quiz 5
4.4.3 Turn Around 1
4.4.4 Pancakes 5
4.4.5 Mario Karel 5
4.5 The Start Function
4.5.1 The Start Function 1
4.5.2 The Start Function Quiz 5
4.5.3 Tower with Start Function 1
4.5.4 Pancakes with Start 5
4.6 Top Down Design and Decomposition in Karel
4.6.1 Top Down Design and Decomposition in Karel 1
4.6.2 Top Down Design and Decomposition Quiz 5
4.6.3 Hurdle Karel 1
4.6.4 The Two Towers 5
4.7 Commenting Your Code
4.7.1 Commenting Your Code 1
4.7.2 Commenting Your Code Quiz 5
4.7.3 Hurdle Karel 1
4.7.4 The Two Towers + Comments 5
4.8 Abstraction
4.8.1 Abstraction 1
4.8.2 Abstraction Quiz 5
4.8.3 Abstracting Away buildTower 1
4.8.4 Abstracting Your Day 5
4.8.5 Reflection: Abstraction 5
4.8.6 Abstraction in Karel 5
4.9 Super Karel
4.9.1 Super Karel 1
4.9.2 Super Karel Quiz 5
4.9.3 Hurdle Karel (with SuperKarel) 1
4.9.4 The Two Towers + SuperKarel 5
4.9.5 Super Karel Badge 1
4.10 For Loops
4.10.1 For Loops 1
4.10.2 For Loops Quiz 5
4.10.3 Repeated Move 1
4.10.4 Put Down Tennis Balls 1
4.10.5 Take 'em All 5
4.10.6 Dizzy Karel 5
4.10.7 Ball in Each Corner 5
4.10.8 Lots of Hurdles 5
4.11 If Statements
4.11.1 If Statements 1
4.11.2 If Statements Quiz 5
4.11.3 If Statements 1
4.11.4 Safe Take Ball 1
4.11.5 Is There a Ball? 5
4.11.6 Don't Crash! 5
4.12 If/Else Statements
4.12.1 If/Else Statements 1
4.12.2 If/Else Statements Quiz 5
4.12.3 If/Else Statements 1
4.12.4 Opposite Day 1
4.12.5 Right Side Up 5
4.12.6 Right vs. Left Square 5
4.12.7 Conditional Karel Badge 1
4.13 While Loops in Karel
4.13.1 While Loops in Karel 1
4.13.2 While Loops in Karel Quiz 5
4.13.3 Move to Wall 1
4.13.4 Follow The Yellow Ball Road 5
4.13.5 Lay Row of Tennis Balls 5
4.13.6 Big Tower 5
4.14 Control Structures Example
4.14.1 Control Structures Example 1
4.14.2 Control Structures Example Quiz 5
4.14.3 Cleanup Karel 1
4.14.4 Random Hurdles 5
4.14.5 Mindset Survey 1 1
4.15 More Karel Examples and Testing
4.15.1 More Karel Examples and Testing 1
4.15.2 Quiz: Which Control Structure? 5
4.15.3 Move Tennis Ball Stack 1
4.15.4 Climbing Karel 1
4.16 How to Indent Your Code
4.16.1 How to Indent Your Code 1
4.16.2 How to Indent Your Code Quiz 5
4.16.3 Dance and Clean Karel 1
4.16.4 Diagonal 5
4.16.5 Staircase 5
4.16.6 Karel Exercises Badge 1
4.17 Debugging Strategies
4.17.1 Debugging Basics 1
4.17.2 Debugging Basics 5
4.17.3 Debug: The Two Towers 5
4.17.4 Debug: Lots of Hurdles 5
4.17.5 Debugging From Error Messages 1
4.17.6 Debugging with Error Messages 5
4.17.7 Debug: Big Tower 5
4.17.8 Debug: Random Hurdles 5
4.18 Programming with Karel Quiz
4.18.1 Programming with Karel Quiz 5
JavaScript and Graphics
5.1 Hello World
5.1.1 Hello World 1
5.1.2 Hello World Quiz 5
5.1.3 Hello World 1
5.1.4 Your Name and Hobby 5
5.2 Variables
5.2.1 Variables 1
5.2.2 Variables Quiz 5
5.2.3 Basic Variables 1
5.2.4 Daily Activities 5
5.3 User Input
5.3.1 User Input 1
5.3.2 User Input Quiz 5
5.3.3 Basic User Input 1
5.3.4 Dinner Plans 5
5.3.5 User Input Badge 1
5.4 Basic Math in JavaScript
5.4.1 Basic Math in JavaScript 1
5.4.2 Basic Math in JavaScript Quiz 5
5.4.3 Simple Calculator 1
5.4.4 Dollars to Pounds 1
5.4.5 Dividing Up Groups 1
5.4.6 T-Shirt Shop 5
5.4.7 Running Speed 5
5.5 Using Graphics in JavaScript
5.5.1 Graphics 1
5.5.2 JavaScript Graphics Quiz 5
5.5.3 Graphics Hello World 1
5.5.4 Blue Circle 1
5.5.5 Red Rectangle 1
5.5.6 8 Ball 1
5.5.7 Flag of the Netherlands 5
5.5.8 Snowman 5
5.5.9 Graphics Badge 1
5.6 Using RGB to Create Colors
5.6.1 Using RGB to Create Colors 1
5.6.2 Using RGB to Create Colors 5
5.6.3 Colors in Bits 1
5.6.4 Exploring RGB 5
5.6.5 Making Yellow 5
5.6.6 Rainbow 5
5.6.7 Create a Color Image! 10
5.7 Programming with JavaScript Quiz
5.7.1 JavaScript and Graphics Quiz 25
JavaScript Control Structures
6.1 Booleans
6.1.1 Booleans 1
6.1.2 Booleans Quiz 5
6.1.3 First Boolean 1
6.1.4 Do You Have a Dog? 5
6.2 Logical Operators
6.2.1 Logical Operators 1
6.2.2 Logical Operators Quiz 5
6.2.3 Light Switch 1
6.2.4 President 1
6.2.5 Wasting Time 1
6.2.6 Can You Graduate? 5
6.2.7 School's Out 5
6.3 Comparison Operators
6.3.1 Comparison Operators 1
6.3.2 Comparison Operators Quiz 5
6.3.3 Voting Age 1
6.3.4 Grade Range 1
6.3.5 Rolling Dice 5
6.3.6 Girl Scout Designation 5
6.4 If Statements
6.4.1 If Statements 1
6.4.2 If Statements Quiz 5
6.4.3 Negative Numbers 1
6.4.4 Great Names 1
6.4.5 Even and Odd 1
6.4.6 Secret Password 1
6.4.7 Teenagers 5
6.4.8 Dietary Restrictions 5
6.4.9 Conditionals Badge 1
6.4.10 Mindset Survey 2 1
6.5 For Loops in JavaScript
6.5.1 Basic For Loop 1
6.5.2 For Loops Quiz 5
6.5.3 For Loop 1
6.5.4 Chalkboard 5
6.5.5 The Worm 5
6.5.6 Caterpillar 5
6.6 General For Loops
6.6.1 General For Loop 1
6.6.2 General For Loop Quiz 5
6.6.3 Countdown 1
6.6.4 Count By Twos 1
6.6.5 Count By Sevens 5
6.6.6 Powers of Two 5
6.7 For Loop Practice
6.7.1 For Loop Examples 1
6.7.2 For Loop Examples Quiz 5
6.7.3 For Loop Sum 1
6.7.4 Better Sum 5
6.7.5 Factorial 5
6.7.6 All Dice Values 5
6.8 Random Numbers
6.8.1 Random Numbers 1
6.8.2 Random Numbers Quiz 5
6.8.3 Rolling a Die 1
6.8.4 Flipping a Coin 1
6.8.5 Lots of Rolls 5
6.8.6 Totals of Lots of Rolls 5
6.8.7 Chart of Lots of Rolls 5
6.8.8 Collecting and Visualizing Data 5
6.8.9 Collect and Visualize Data 1
6.8.10 Random Color Square 5
6.8.11 Randomizer Badge 1
6.9 While Loops
6.9.1 While Loops 1
6.9.2 While Loops Quiz 5
6.9.3 While Loop Countdown 1
6.9.4 Inventory 5
6.9.5 Fibonacci 5
6.9.6 Concentric Circles 5
6.10 Loop and a Half
6.10.1 Loop and a Half 1
6.10.2 Loop and a Half Quiz 5
6.10.3 Adding Up Numbers 1
6.10.4 Snake Eyes 5
6.10.5 Better Password Prompt 5
6.10.6 Looper Badge 1
6.11 Javascript Control Structures Quiz
6.11.1 JavaScript Control Structures Quiz 25
Functions, Events, and Lists
7.1 Functions and Parameters 1
7.1.1 Functions and Parameters 1 1
7.1.2 Functions and Parameters Quiz 1 5
7.1.3 Double Number 1
7.1.4 Square 5
7.1.5 Triple 5
7.2 Functions and Parameters 2
7.2.1 Functions and Parameters 2 1
7.2.2 Functions and Parameters Quiz 2 5
7.2.3 Sum Function 1
7.2.4 Area of Triangle 5
7.2.5 Height in Meters 5
7.3 Functions and Parameters 3
7.3.1 Functions and Parameters 3 1
7.3.2 Functions and Parameters Quiz 3 5
7.3.3 Draw Circles 1
7.3.4 Vertical Lines 5
7.3.5 Graphics Stop Light 5
7.3.6 Pool Table 5
7.3.7 Cityscape 5
7.3.8 Parameters Badge 1
7.3.9 Mindset Survey 3 1
7.4 Functions and Return Values 1
7.4.1 Functions and Return Values 1 1
7.4.2 Functions and Return Values Quiz 5
7.4.3 Double Number 1
7.4.4 Square with Return Values 5
7.4.5 Triple with Return Values 5
7.4.6 Gymnastics Mats 5
7.5 Functions and Return Values 2
7.5.1 Functions and Return Values 2 1
7.5.2 Functions and Return Values Quiz 2 5
7.5.3 Return Values 1
7.5.4 Is It Even? 5
7.5.5 Max 5
7.6 Timers
7.6.1 Timers 1
7.6.2 Timers Quiz 5
7.6.3 Moving Ball 1
7.6.4 Magic 8 Ball 1
7.6.5 Crazy Ball 5
7.7 Random Circles
7.7.1 Example: Random Circles 1
7.7.2 Random Circles Quiz 5
7.7.3 Random Circles 1
7.7.4 Spinner Example 1
7.7.5 Growing Circle 5
7.7.6 Paint splatter 5
7.7.7 Increasing Number of Shapes 10
7.7.8 Animating Shapes Badge 0
7.8 Random Ghosts
7.8.1 Example: Random Ghosts 1
7.8.2 Random Ghosts Quiz 5
7.8.3 Random Ghosts 1
7.8.4 Random Fireworks 1
7.8.5 Circle Wall 5
7.8.6 Brick Wall 5
7.9 Bouncing Ball
7.9.1 Example: Bouncing Ball 1
7.9.2 Bouncing Ball Quiz 5
7.9.3 Bouncing Ball 1
7.9.4 Hotspot Ball 5
7.9.5 Trail 5
7.9.6 Animator Badge 1
7.10 Mouse Events: Mouse Clicked
7.10.1 Mouse Events: Mouse Clicked 1
7.10.2 Mouse Events: Mouse Clicked Quiz 5
7.10.3 Click For Circles 1
7.10.4 Click For Ghosts 1
7.10.5 Teleporting Ball 5
7.10.6 Pause 5
7.11 Intro to Lists/Arrays
7.11.1 Intro to Lists/Arrays 1
7.11.2 Intro to Lists/Arrays Quiz 5
7.11.3 Making an Array 1
7.11.4 List of Places to Travel 5
7.11.5 List of Even Numbers 5
7.12 Adding/Removing From an Array
7.12.1 Adding/Removing From an Array 1
7.12.2 Adding/Removing from an Array Quiz 5
7.12.3 Add/Remove From Array 1
7.12.4 Practice Push and Pop 5
7.13 Array Length and Looping Through Arrays
7.13.1 Array Length and Looping Through Arrays 1
7.13.2 Array Length and Looping Through Arrays Quiz 5
7.13.3 Print Shopping List 1
7.13.4 Sum Array 1
7.13.5 Product of List 5
7.13.6 Print Flight Itinerary 5
7.13.7 Double List 5
7.13.8 Evens Only List 5
7.13.9 Reverse List 5
7.14 Iterating Over an Array
7.14.1 Examples: Iterating Over an Array 1
7.14.2 Iterating Over an Array Quiz 5
7.14.3 Coin Flips 1
7.14.4 Many Crazy Balls 1
7.14.5 Coin Flip Fun: Number of Heads and Tails 5
7.14.6 Coin Flip Fun: Longest Streak of Heads 5
7.14.7 Changing Circles 5
7.15 JavaScript vs Karel
7.15.1 JavaScript vs Karel 1
7.15.2 Making Karel's World 1
7.15.3 Making Karel Turn Left 1
7.15.4 Making Karel Turn Right 5
7.15.5 Making Karel Move 5
7.15.6 Turn Around and Code Attribution 5
7.15.7 What is an API? 1
7.15.8 Reflection: Is Karel an API? 5
7.16 Functions and Parameters Quiz
7.16.1 Functions and Parameters Quiz 5
Final Project
8.1 Intro to Design Thinking
8.1.1 Intro to Design Thinking 1
8.1.2 Intro to Design Thinking 1
8.1.3 User Interface Scavenger Hunt 5
8.1.4 Case Study: Helping Blind People See 1
8.1.5 Case Study Responses 5
8.1.6 Tell a Story Example 1
8.1.7 Tell a Story Example: Moving Scene 1
8.1.8 Brainstorming Project Ideas 5
8.2 Prototype
8.2.1 Prototype 1
8.2.2 Prototype Quiz 1
8.2.3 Wizard of Oz Prototyping 1
8.2.4 Example Wizard of Oz Paper Prototype 1
8.2.5 Make Your Paper Prototypes! 5
8.3 Test
8.3.1 Test 1
8.3.2 Testing Quiz 5
8.3.3 Testing with Users 1
8.3.4 Example: How to User Test 1
8.3.5 How to User Test Responses 5
8.3.6 Example: How NOT to User Test 1
8.3.7 How NOT to User Test Responses 5
8.3.8 How to Make Accessible Programs 5
8.3.9 Test Prototype 1 5
8.3.10 Test Prototype 2 5
8.3.11 Improve Your Prototype 5
8.4 Project Prep and Development
8.4.1 Pseudocode 5
8.4.2 Timeline & Team Roles 5
8.4.3 Write the Code! 10
8.4.4 Peer Review 5
8.4.5 Present your Project 5