Please enable JavaScript to use CodeHS

Nevada Computer Science and Applications

Description

In this lesson, students are given a chance to document what they already know about the topics that will be covered throughout the course. They will set learning goals and will take a quiz to find out what type of learning preference they have.

Objective

Students will be able to:

  • Gain an understanding of the topics they will cover this year
  • Set learning goals for the course
  • Determine what type of learning preference they have through the use of an online quiz
Description

In this lesson, students understand how they can control and protect their footprint. As students use the Internet, they are building their digital footprint. This includes social media posts, emails, picture and video uploads amongst other online activities.

Objective

Students will be able to:

  • Understand how their online activity contributes to a permanent and public digital footprint
  • Articulate their own social media guidelines to protect their digital footprint
Description

In this lesson, students will learn about and discuss cyberbullying. Cyberbullying is the use of electronic communication to harass or target someone. Cyberbullying includes sending, posting, or sharing negative, harmful, false, or mean content about someone else.

Objective

Students will be able to:

  • Understand the impact of cyberbullying, and identify unacceptable bullying behavior
  • Identify proper actions to take if they are victims of cyberbullying or if they observe someone being cyberbullied
Description

In this lesson, students will learn to recognize online predatory behavior and strategies on how to avoid and respond to it. The Internet is a great place to socialize, but it is important to be aware of risks. Common sense and following safety guidelines can help students stay safe online.

Objective

Students will be able to:

  • Identify predatory behavior and how to respond to it online
Description

In this lesson, students will discuss and examine policies regarding privacy and security. Using best practices like setting strong passwords, reading privacy policies, and using https can help in staying safe online.

Objective

Students will be able to:

  • Use best practices in personal privacy and security, including strong passwords, using https, and reading privacy policies
Description

In this lesson, students will learn about and discuss information literacy. Information literacy is having the ability to find information, evaluate information credibility, and use information effectively.

Objective

Students will be able to:

  • Effectively search for and evaluate resources
Description

In this lesson, students will learn what copyright laws are and how to avoid copyright infringement. They will explore why copyright laws are important and how they protect the creators.

Objective

Students will be able to:

  • Explain what copyright laws are and why they are important
  • Find images they are legally allowed to use in their projects
  • Accurately attribute images they find and want to use
Description

In this lesson, students will explore and discuss the ethics and legality around hacking. A security hacker is someone who seeks to break through defenses and exploit weaknesses in a computer system or network. There are white hat hackers, who help companies find and protect exploits in their systems, and black hat hackers who hack maliciously.

Objective

Students will be able to:

  • Identify the difference between white hat hacking and black hat hacking
  • Explain career opportunities in cybersecurity
Description

Now that students have learned about digital citizenship and cyber hygiene, they will take what they have learned and create a PSA to inform members in the community about a topic!

Objective

Students will be able to:

  • Create a public service announcement for members of their community about a topic in digital citizenship or cyber hygiene
  • Use google sheets to store and analyze data, and create a data visualization.
Description

In this lesson, students complete a summative assessment of the unit’s learning objectives.

Objective

Students will be able to:

  • Prove their knowledge of digital citizenship and cyber hygiene concepts through a multiple choice quiz
Description

In this lesson, students are introduced to coding with turtle graphics. Students will begin to recognize programs as sequences and groups of commands. Students will learn a few basic commands and then apply them right away by writing their first program.

Objective

Students will be able to:

  • Define programming/coding
  • Use basic Tracy commands
  • Write their first program
Description

In this lesson, students will be introduced to the layout of Tracy’s grid world and will learn how to use coordinate pairs to locate Tracy on the coordinate plane. They will add to the list of commands they know and can use to create Tracy graphics.

Objective

Students will be able to:

  • Locate Tracy on the coordinate plane
  • Use the penup(), pendown(), and backward() commands in their programs
Description

In this lesson, students will learn how to use the left and right commands in order to move Tracy to more locations on the canvas. They will now have many commands that can be used to have Tracy create more complex graphics.

Objective

Students will be able to:

  • Use the left and right commands in order to move Tracy around her grid world
Description

In this lesson, students are introduced to for loops. They learn how for loops simplify the process of making small changes to a program and help avoid repeating code. For loops are written like this:

for i in range (4):
    // Code to be repeated 4 times
Objective

Students will be able to:

  • Create for loops to repeat code a fixed number of times
  • Explain when a for loop would be a useful tool
  • Utilize for loops to write programs that would be difficult / impossible without loops
Description

In this lesson, students are introduced to the ability to turn Tracy at any angle. With this feature, Tracy can now draw diagonal lines which opens up the possibility to draw multiple shapes that weren’t previously available.

Objective

Students will be able to:

  • Use angles inside turning commands
  • Turn Tracy at angles in conjunction with for loops
Description

In this lesson, students learn how to use comments to describe their programs. Comments are helpful because they allow programmers to leave notes about the programs they are writing. Students will also learn about the different types of comments that can be used and the benefits of using them.

Objective

Students will be able to:

  • Use comments throughout their program
  • Describe why comments are helpful for both themselves and anyone else looking at their code
Description

In this short lesson, students will be introduced to the rules for naming elements in their code. Variables and functions that are used inside their programs will be named by students, so the following guidelines should be obeyed to be sure that the programs written are readable and successful.

Objective

Students will be able to:

  • Name elements of their code by following specific guidelines and rules in order to create readable and working programs
Description

In this lesson, students are introduced to functions. They start with the basics of defining a function and why we need them and will revisit a program they coded earlier in the unit to rewrite it using functions.

Objective

Students will be able to:

  • Define a function
  • Call a function
  • Explain why functions are used
Description

In this lesson, students are able to add some flair to their turtle graphics programs by controlling color, pensize, and fill. These new commands are added to the list of commands that have been already practiced in order to allow for more creativity in student programs.

Objective

Students will be able to:

  • Use the extended circle() command to draw different shapes
  • Use the color(), pensize(), begin_fill(), and end_fill() commands to add more creativity to their programs
Description

In this lesson, students are introduced to the concept of Top Down Design. Top Down Design is the process of breaking down a program into functions or smaller parts to avoid repeated code and to make our programs more readable.

Objective

Students will be able to:

  • Break a large problem down into smaller pieces
  • Write functions to solve each smaller problem
  • Solve a complicated problem using Top Down Design
Description

In this lesson, students will learn about abstraction. Abstraction is the act of managing complexity by dissociating information and details in order to focus on relevant concepts.

Objective

Students will be able to:

  • Understand abstraction as the different levels of detail and complexity
  • Understand the importance of abstracting away complexity to solve problems more efficiently
Description

In this lesson, students will learn about a fundamental aspect of every programming language: Variables. A variable is something that stores information in a program that can be used later.

Objective

Students will be able to:

  • Describe what variables are
  • Discuss why variables are used in our programs
Description

In this lesson, students will learn how to incorporate user input into their programs. Students will learn how to request user input as both strings and integers, where the input is stored, and how to convert strings and integers.

Objective

Students will be able to:

  • Incorporate user input into their code in order to customize their programs
Description

In this lesson, students will dive deeper into the concept of functions by exploring how to use parameters to customize their code.

Objective

Students will be able to:

  • Incorporate parameters into their functions in order to adapt their functions to multiple situations
Description

In this lesson, students will expand their knowledge of for loops. They are aware that for loops execute the same lines of code a given number of times but will learn that i is actually a variable that can be used to control commands inside the loop as it is running.

Objective

Students will be able to:

  • Use i as a variable inside their for loop to control different commands
Description

In this lesson, students will learn the extended parameters that can be used to control the value of i in for loops. They will then be able to use the variable i to control much more of their code by setting specific values.

Objective

Students will be able to:

  • Control the value of i using extended parameters
Description

In this lesson, students will learn how to use If Statements which will allow them to use conditions to determine how their code should run.

Objective

Students will be able to:

  • Use if statements in order to tell Tracy how to make decisions
Description

In this lesson, students will learn how to expand on If Statements by including a way to have Tracy make decisions between multiple scenarios.

Objective

Students will be able to:

  • Use if/else statements in order to have Tracy make decisions between multiple scenarios
Description

In this lesson, students will learn that while loops allow code to be executed repeatedly based on a condition. They will also be warned that infinite loops are created if the exit condition of the while loop is never met, causing the code inside the while loop to repeat continuously which causes the program to crash.

Objective

Students will be able to:

  • Effectively use while loops in their programs
  • Identify infinite loops
Description

In this lesson, students will put together all the concepts they’ve learned thus far. They will be able to use top down design and to write programs that will solve complex problems.

Objective

Students will be able to:

  • Identify the different control structures we can use to modify the flow of control through a program
  • Combine control structures to solve complicated problems
  • Choose the proper control structure for a given problem
Description

In this final lesson, students will put together all of the concepts learned throughout the unit to create a program that depicts as image related to their PSA topic. They will work individually or in groups to creatively develop a creative program.

Objective

Students will be able to:

  • Connect all they’ve learned in this unit to develop a creative program
Description

In this lesson, students review content with a 25 question End-of-Unit Quiz.

Objective

Students will be able to:

  • Prove their knowledge of control structures and coding concepts through a multiple choice quiz
Description

In this lesson, students will be introduced to HTML: the language for building web pages. Students will discover why HTML is important and how it works in order to start building their own web pages.

Objective

Students will be able to:

  • Identify the purpose and applications of HTML
  • Create their first simple web page
Description

In this lesson we upgrade from simple tags to full HTML documents. We learn some new tags that let us put information in different places on the web page, and we learn about the nested tree structure of an HTML document.

Objective

Students will be able to:

  • Discern the various parts of an HTML page
  • Create fully formed HTML pages
Description

In this lesson, students learn about formatting tags that let them modify the appearance of text and make their web pages look clear and aesthetically pleasing.

Objective

Students will be able to:

  • Apply formatting tags in order to modify the appearance of text and make web pages look clear and aesthetically pleasing
Description

In this lesson, students learn how to add hyperlinks to their web pages using the <a> tag.

Objective

Students will be able to:

  • Add and utilize hyperlinks on their webpages
Description

In this lesson, students learn how to add images to their own web pages using the <img> tag!

Objective

Students will be able to:

  • Embed an image in HTML
Description

In this lesson, students will learn what copyright laws are and how to avoid copyright infringement. They will explore why copyright laws are important and how they protect the creators. They will practice finding and citing online images.

Objective

Students will be able to:

  • Explain what copyright laws are and why they are important
  • Find images they are legally allowed to use in their projects
  • Accurately attribute images they find and want to use
Description

In this lesson, students learn how to add lists to their web pages and practice making different kinds of lists.

Objective

Students will be able to:

  • Incorporate different kinds of lists to their web pages
Description

In this lesson, students learn how to create and add tables to their web pages!

Objective

Students will be able to:

  • Create tables in their web pages
  • Explain the benefits of including tables on web pages
  • Compare various ways of displaying information and choose the appropriate format
Description

In this lesson, students will use HTML styling to make their pages visually appealing and unique.

Objective

Students will be able to:

  • Apply HTML styling to make their web pages more visually appealing and unique
Description

In this lesson, students will dissect how colors are represented on a webpage. They will learn about how red, green, and blue are mixed to create colors, and how the levels of red, green, and blue are specified using rgb values and hex values.

Objective

Students will be able to:

  • Explain how colors are created on webpages
  • Create their own colors by mixing red, green, and blue
  • Make use of the color wheel to choose coordinating colors for their webpages
Description

In this lesson, students will begin using CSS to add styling to their HTML pages.

Objective

Students will be able to:

  • Describe how CSS adds styling to HTML pages
Description

In this lesson, students use CSS tag selectors to select all elements of the same kind (<table>, or <h1> for example) and give them all the same style.

Objective

Students will be able to:

  • Use CSS tag selectors to select all elements of the same kind and give them all the same style
Description

In this lesson, students learn to use CSS class selectors to apply CSS styling to all HTML elements that share a specified class which allows students to be more specific when applying their styling.

Objective

Students will be able to:

  • Use CSS class selectors to apply CSS styling to all HTML units that share a specified class
Description

In this lesson, students will use CSS Selectors by ID to select a single element to format on a webpage.

Objective

Students will be able to:

  • Use CSS Selectors by ID to select a single element to format on a webpage
Description

In this lesson, students will learn why multi-file websites are important and how they can create them.

Objective

Students will be able to:

  • Articulate why multi-page websites make sense from a user experience perspective and from a development perspective
  • Create multi-file websites that are divided for clarity and organization
Description

In this lesson, students learn what a URL is and what happens when they visit a URL.

Objective

Students will be able to:

  • Describe the process that occurs when typing in a URL, from sending a request and response over the Internet to viewing a webpage
Description

In this final lesson, students will put together all of the concepts learned throughout the unit to create a website showcasing their PSA topic. They will work individually or in groups to creatively use the skills they’ve acquired up to this point.

Objective

Students will be able to:

  • Connect all they’ve learned in this unit to develop a website
Description

In this lesson, students will explore at a high-level what the internet is and how the internet works.

Objective

Students will be able to:

  • Understand what the internet is
  • Understand how the internet works
Description

In this lesson, students will explore the hardware that makes up the internet and the characteristics of that hardware that define our experience on the internet.

Objective

Students will be able to:

  • Discuss and answer questions about the hardware that powers the internet
Description

In this lesson, students will explore how internet hardware communicates using Internet Addresses and the Internet Protocol.

Objective

Students will be able to:

  • Discuss the necessity of internet protocols
  • Recognize the hierarchy of elements in an IP address
Description

In this lesson, students will explore the DNS system and how it maps human readable domain names into actual accessible IP addresses.

Objective

Students will be able to:

  • Understand the DNS system and how it works
  • Recognize the DNS system as an abstraction
Description

In this lesson, students explore how messages get from one address on the internet to another.

Objective

Students will be able to:

  • Explain how computers communicate using routers
  • Explain what considerations are made when choosing a route
  • Discuss how routers are fault-tolerant because of redundancy
Description

In this lesson, students learn about the last piece of the puzzle for how the Internet works: Packets and Protocols. All information sent over the internet is broken down into small groups of bits called packets. The format for creating and reading packets is defined by open protocols so that all devices can read packets from all other devices.

Objective

Students will be able to:

  • Explain the packet process and how protocols (TCP/IP and HTTP) are vital to the exchange of information on the Internet
  • Explain the Hyper Text Transfer Protocol
Description

In this lesson, students learn how all of the pieces of the puzzle (IP addresses, the DNS system, routing, and packets and protocols) fit together to send information over the internet. Students will extend these new concepts to consider net neutrality and its ramifications on cybersecurity.

Objective

Students will be able to:

  • Describe the process that occurs when typing in a URL, from sending a request and response over the Internet to viewing a webpage
  • Explain what net neutrality is and any implications for cybersecurity
Description

In this lesson, students are presented with different ways that the Internet impacts their lives. The Internet affects the way that people communicate (emails, social media, video chat) and collaborate to solve problems. It has revolutionized the way that people can learn and even buy things. Because the Internet is present in almost every facet of people’s lives, there are severe ethical and legal concerns that derive from the Internet.

Objective

Students will be able to:

  • Analyze the different ways that the Internet impacts their lives by learning about how the Internet contributes to collaboration, communication, etc
  • Evaluate whether the Internet has a more positive or negative effect on their community by citing examples from the lesson
  • Explain what the digital divide is and articulate their own opinions related to it
Description

In this lesson, students are presented with the main ways that networks are attacked: social engineering and DoS or DDoS. They will build on their knowledge of how the internet works by shifting the focus from understanding the internet and networks to safeguarding networks from malicious attackers.

Objective

Students will be able to:

  • Explain the difference between a vulnerability and an exploit
  • Understand typical social engineering techniques used to bring down a network
  • Explain what a DOS or DDoS attack is and why it can be especially devastating and far reaching for organizations
Description

In this lesson, students explore what a network administrator career entails.

Objective

Students will be able to:

  • Explain the AAA (authentication, authorization, accounting) protocol and how it supports network security
  • Read a network log and analyze it for basic intrusion detection
  • Establish basic firewall rules for a network
  • Explain what an Intrusion Detection System (IDS) does to support network security
  • Explain in basic terms what a network administrator does
Description

In this project, students will analyze a log file and establish a firewall, then write a security assessment report about their findings and recommendations.

Objective

Students will be able to:

  • Perform basic log reading and establish some firewall rules to help secure a simulated network at a company
  • Write a security assessment report for the CTO of a fictitious company (see description and outline in the project description)
Description

In this lesson, students complete a summative assessment of the unit’s learning objectives.

Objective

Students will be able to:

  • Prove their knowledge of networking fundamentals concepts through a multiple choice quiz
Description

In this lesson, students are introduced to the concept of design thinking and learn the steps in the design cycle.

Objective

Students will be able to:

  • Define design thinking
  • Name the steps in the design cycle
Description

In this lesson, students will be introduced to prototyping. They will be given guidelines for this step and shown examples in order to successfully create prototypes of their own final project ideas.

Objective

Students will be able to:

  • Explain what prototyping is and why it is an important part of the design process
Description

In this lesson, students will explore the testing step of the design process. They will see good and bad examples of testing practices and will be able to get feedback on their own prototypes before moving into the building process.

Objective

Students will be able to:

  • Describe why testing is an important part of the design process
  • Explore good and bad testing practices in order to receive helpful feedback on their final project ideas
Description

In this final programming module, students will put together all of the concepts learned throughout the course to create a final program. They will work with partners or in groups to creatively develop a program that includes aspects from each part of the course.

Objective

Students will be able to:

  • Connect all they’ve learned to create a final website
  • Work in pairs or groups to create a product