answer choices Karel will not do anything I want him to just turnLeft. Giving a list of instructions to the computer is similar to the way you can give commands to a dog. Ans: To repeat something a fixed number of times. 1 Introduction to Programming With Karel. move(); View Syllabus Explore Course Overview & Highlights Level Middle School, High School Karel the Dog is completely designed for beginners to learn and code easily It works just like giving commands to a dog It mainly teaches fundamental concepts like commands & functions >> Check CodeHS Answers For Every Topic Here << That's it We hope you are able to find CodeHS Karel answer key by browsing with us. What is Karel? (II) if/else * This program has Karel place a row of 3 tennis balls. A sample Karel world is shown below. 1 Unidad 1, Classroom Expressio, McGraw Programming with Karel the Dog Duplica. The coding is going to start from Basic Java because Karel is pretty self explanatory. move(); What is the purpose of using a for loop in code? The CodeHS Introduction to Programming with Karel the Dog course teaches students the basics of programming in JavaScript. Codehs Karel Challenges Answers A business mobile answering provider is a lot more particular than a voice mail or pre-recorded voice merely because the expectations on the clientele are addressed directly and immediately. Does anyone know the answer to the karel code 4.3.1 Face the right direction? Loblaws Slab Cakes, sometimes i feel like a motherless child django, Coronado High School Lubbock Graduation 2021, Average Temperature In Duluth, Mn January, Steady Winds That Flow Toward The Equator, Avantage Et Inconvenient Du Mariage Traditionnel Pdf, Ghost Recon Breakpoint What Is Wonderland Clue Locations. Introduction to Volume 5, in Java 2 / 5 = 2 1 - Objects: Instances of Classes CodeHS 2 . move(); Remember, Karel has four commands, and we can use those commands to write this program. }, Q. This comparison is called the debt-to-income ratio. Here Karel is located at the corner of 1st row and 1st column, facing east. paint(Color.orange); 5 Karel Unit Test. the commands contained within the brackets of a function. Mobile Game Quiz QuizDiva QuizDiva . move(); Stack 5 1.2.6 Dancing Karel 5 1.3 More Basic Karel 1.3.1 More Basic Karel 1 1.3.2 More Basic Karel Quiz 5 1.3.3 Tennis Ball Square 5 1.3.4 Make a Tower 5 1.3.5 Pyramid of Karel 5 1.3.6 Go Through the Door 5 1.4 Karel Can't Turn Right 1.4.1 Karel Can't Turn Right 1 1.4.2 Karel Can't Turn Right Quiz 5 1.4.3 Tower and Turn Right 5 Intro to Programming: Charles is a dog who just knows how to move, turns left and puts tennis balls in his world. Develop another number in the last chapter, She has a Drama lesson every day. Karel is a dog that lives in a grid world. Ans: turnRight(); . Ans: For second to the last example, 100 4 lists 4, answer should be 25. d. Top down design is a way to use loops and classes to decompose the problem. Here's some music while you copy your homework ! We're just an email away from helping you out! } move(); Karel can move around the grid world and put down and take tennis balls, karel the dog answer key. karel the dog answer key - Josannebroersen.com paint(Color.yellow); Codehs Answer Key Karel Unit Quiz . move(); move(); What is top-down design? I'm Lorainne. 1.4.5 Mario Karel. Karel The Dog Answers - Wakelet move(); move(); 2.18.1: Fetch Knowme.live DA: 11 PA: 49 MOZ Rank: 61. answer choices Karel will not do anything I want him to just turnLeft. repeat 3 times paint(Color.black); turnLeft(); Is it good business sense for a store buyer to choose garments from a variety of price ranges? paint(Color.red); (Assume the world is 1010 in size) if oyu do please send my ways <3333. Students meet Karel and learn the fundamentals of writing a program by giving Karel commands to complete simple tasks. Ans: function turnRight(){ turnleft(); turnleft(); turnleft();}. putBall(); move(); makeTower(); Karel cannot respond to a. Develop another number in the last chapter, Why is a dog Karel? Regular price $30.00 Karel 'Hello World' Embroidered Baby Bib. Ans: -> Easier for other people to understand turnLeft(); } makeTower(); move(); 1.5.4: Pancakes with Start turnLeft(); 2.4.7 Building a Shelter Code. -> Helps show the structure of the code move(); Karel has been used in introductory computer science courses all across the world and has been taught to millions of students. Codehs karel answer key ball in each corner. Karel is a dog that lives in a grid world. 1 page. Essentially Karel can move around the grid taking and putting down tennis balls. turnLeft(); Turn left If Karel starts at Street 1 and Avenue 1, facing East, where will Karel be, and what direction will Karel be facing after running the following code? turnLeft(); Note: If robot crashes into a wall, an error is thrown Gone are the days where you had to spend back breaking hours trying to steam clean the carpets or scrub the tiles or trying to remove the dirt that builds up in the grout. Java with Karel the Dog 1. Karel Cheat Sheet Overview of Programming Functionality Programming Mode 1 go move one step forward. paint(Color.red); How is a general if statement definition written correctly move(); move(); turnLeft(); Students meet Karel and learn the fundamentals of writing a program by giving Karel commands to complete simple tasks. move(); move(); turnLeft(); move(); 5 Short Stack 1.2. answer choices. 1.1.4 Your First Karel Program move(); move(); move(); move(); takeBall(); 1.1.5 Short Stack move(); putBall(); putBall(); move(); 1.2.4 Make a Tower move(); turnLeft . Karel is a very simple robot living in a very simple world. Why is a dog Karel? karel the dog answer key - Dayspringcoffee.com More. The new discount codes are constantly updated on PrimeCouponZ. This makes Karel the Dog place a ball when the frontIsBlocked and . You can give Karel these commands to instruct her Start studying Introduction to Programming with Karel the Dog [MOST ANSWERS]. View Lessons. setBall(); }, Q. createStep(); Ans: Define a new function, Q. Karel starts at Street 1, Avenue 1, facing East in a 55 world. paint(Color.black); The arrangement of words and phrases to create well-formed sentences in a language. turnRight(); turnLeft(); turnLeft(); What is an avenue in a Karel world? You signed in with another tab or window. paint(Color.red); paint(Color.red); } paint(Color.black); turnLeft(); turnRight(); paint(Color.red); Gone are the days where you had to spend back breaking hours trying to steam clean the carpets or scrub the tiles or trying to remove the dirt that builds up in the grout. GitHub Gist: instantly share code, notes, and snippets. CodeHS - Programming with Karel - Unit 1 Test NM - Quiz Correct answer to the question Consider the following class: public class Dog { private String name; private String breed; public String getName() { return name; } } An object Karel is created using the Dog class. Exercise 1.1.4 Your First Karel Program. What can Karel Do? Functions.docx - Functions 2.1.0 2.1.2 Functions in. I need them badly. Faspe focuses on quality education material and we care about your needs. . turnRight(); putBall(); So if the content contains any sensitive words, it is about the product itself, not the content we want to convey. Naming Functions: You can name your functions whatever you want, but you can't have spaces in the function name. move(); You are a actual life saver!!!! putBall(); Ans: For loop, Q. for (var i = 0; i < 13; i++) { 5 5.1.2 1) C 2) D 5.1.4: Follow The Yellow Ball. }, Q. }, Q. Karels world is defined by rows running horizontally (east-west) and columns running vertically (north-south). move(); }. move(); move(); Introduction to Programming with Karel the Dog. 2.13.6: Big Tower Q. I want him to just turnLeft. Here are a few examples of teacher resources and materials to use in the Intro to Programming with Karel the Dog (Ace) course. Webchallenges. move(); Ans: If/Else statement, Q. move(); turnRight(); putBall(); Q. This makes Karel the Dog place a ball when the frontIsBlocked and moves up. Instruction Syntax. move(); train station pub happy hour karel the dog answer key. Sign up for CodeCombat - Click On Your Class Period - Use Code - Complete Level 1-19 Period 1 CC 1 DoorLuckEast Period 2 CC 2 DuckSwordPath Period 6 CC 6 BiteStartGlass Intro View Guide Online (PDF) - Python CS . turnLeft(); Sign up for CodeCombat - Click On Your Class Period - Use Code - Complete Level 1-19 Period 1 CC 1 DoorLuckEast Period 2 CC 2 DuckSwordPath Period 6 CC 6 BiteStartGlass Intro View Guide Online (PDF) - Python CS . move(); //This makes Karel move to all the hurdles, //This is going to be the function that decipher/tells Karel what to do. Lets try out the commands. move(); collectCoins(); All of the CodeHs Answers (Hopefully) This site was made for all of the people who are taking AP Comp Sci and are trying to pass. Connected to envision math 2 0 answer key grade 3, The primary reason of any enterprise in choosing a call center or an answering provider agency is to Engage your students with Pearson's enVisionmath 2 Envision math 2. codehs extra karel puzzles answers 99346920773. Using the power of computers to solve problems. 3. Find CodeHS Answers and Math Homework Answers Here ! The putBall () command puts down one tennis ball in the spot where Karel is standing. gP(); move(); Students who viewed this also studied. while(leftIsClear()){ }//This will make tower build a tower when said. Karels world is always bounded by walls along the edges, but the world may have different dimensions depending on the specific problem Karel needs to solve. Richard Jewell Lawyer Watson Bryant, Ans: To do something only if a condition is true. paint(Color.green); Pastebin is a website where you can store text online for a set period of time. Ans: A way to give notes to the reader to explain what your code is doing. Exercise 1.1.5 Short Stack. richpickle30000. 4 Codehs Vertical Lines Quizlet result is figured out. 2. pigboat3 2 yr. ago. move(); Hour of Code is a nationwide initiative by Computer Science Education Week and Code.org to introduce millions of students to one hour of computer science and computer programming. turnLeft(); 2. It mainly teaches fundamental concepts like commands & functions. body of loop . } move(); turnRight(); Ans: These parentheses will therefore be empty in standard Karel programs, but you must remember to include them nonetheless. McLean County Unit District No. Ask Question + 100. Q. while (condition) { } By giving Karel a set of commands, you can direct it to perform certain tasks within its world. buryBall(); In the C / C++ language, there are two variations of the IF statement, the simple IF and the compound IF-THEN-ELSE. Login. move(); Karel can only be positioned on corners and must be facing one of the four standard compass directions (north, south, east, west). move(); karel the dog answer key. move(); function start(){ A command is an instruction for an action that Karel can do. 2. introduction to programming: karel is a dog that only knows how to move, turn left, and place tennis balls in his world a business mobile answering provider is a lot more particular than a voice mail or pre-recorded voice merely because the expectations on the clientele are addressed directly and immediately you need karel to go to fetch the ball 4 rating codehs answers. I want him to just turnLeft. move(); Karel can move around the grid world and put down and take tennis balls, and we can use Karel to solve different problems and explore the basics of programming. A command is an instruction you can give to Karel. move(); Members. Created Oct 23, 2018. Subpages (1): Basic Java. and we can use Karel to solve different problems and explore the basics of programming. Learn how to bring a full computer science pathway to your school or district. Milestone 3: turnLeft(); move(); Karel's World Karel lives in a grid world. Knowme.live DA: 11 PA: 49 MOZ Rank: 61. move(); Code HS : 1.16.4 : Escape Karel : r/codehs - reddit Gold First tests Answer key 1 Video Turning Tracy Using Angles 2 Briggs And Stratton 275160 Codehs Karel Challenges Answers - Answers Fanatic Th3-H4xx0r/CodeHS-Answers: Code HS answers for , Code HS answers for Python Rainforest Codehs Unit 5 Answers CodeHS editor Codehs Unit 5 Answers CodeHS editor. Ans: Add a Comment. I know your struggle. 2.20.4: Pseudocode paint(Color.red); Your job is to build a tower (a stack of 3 Karel starts at 1st street and 1st avenue. Sydney Ziegler.. I think there is an infinite loop, but I don't know where. """ function turnRight(){ 9th grade. turnLeft(); Turn left They are also on the sidebar if you are looking for a specific one. move(); Twenty(); paint(Color.cyan); Codehs Answers Racing Karel - Desert Flying Club. The putBall() command puts down one tennis ball in the spot that Karel is currently in. move(); Sign up. Press J to jump to the feed. Start studying Introduction to Programming with Karel the Dog [MOST ANSWERS]. move(); Correct answer to the question Consider the following class: public class Dog { private String name; private String breed; public String getName() { return name; } } An object Karel is created using the Dog class. Twenty(); paint(Color.red); putBall(); Determine the overall length, width, and height of the casting in Figure 2-4. Ans: The l should be a capital L. Following are few solved problems included or discussed under Karel lessons: Q. Twenty(); The turnLeft () command turns Karel 90 degrees to the left. These are the only four words that Karel understands. Karel can move around the grid world and put down and take tennis balls, and we can use Karel to solve different problems and explore the basics of programming. move(); } How to find promo codes that work? 16 Lessons. paint(Color.white); Top Offers From codehs These codes are like sheets of instructions that tell the computer what to . move(); Karel starts at 1st street and 1st avenue next to a pile of tennis balls that will be at 1st street and 2nd avenue. turnLeft(); Q. move(); Discover more about CodeHS and learn about the various tools and resources offered by CodeHS. * and move up and face east. Which I don't want him to do. San Francisco, CA. move(); putBall(); turnRight(); }, Q. move(); richpickle30000. makePancakes(); putBall(); turnLeft(); Drop Beepers One At A Time (the solution for this one is here) Karel drops a beeper one at a time, first at the west end, then all the way at the east end, and so on until the first row is filled with beepers and Karel is in the middle. turnRight(); Start your day off right, with a Dayspring Coffee. The takeBall() command removes one tennis ball from the spot that Karel is currently in. move(); Karel can face four different directions - north, south, east, or west. collectCoins(); move(); This was my code but it's not working. turnLeft(); Nyc Hospital Police Salary, if(facingEast()){ The move () command has Karel move one spot in the direction that Karel is facing. University of Tampa STA 123. The basics of programming by giving commands to a computer. Introduction to Programming with Karel the Dog paint(Color.red); Twenty(); Ans: } move(); Giving commands to a computer, which is what programming is all about, is just like giving commands to a dog. 30 seconds. move(); University of Tampa STA 123. Ans: Called 3 times, defined 1 time Q. the function that is called when you click RUN. putBall(); * hurdles and then move all of the way. Example 1.1.3 Our First Karel Program. (I) if move(); You need to write the command exactly as it appears, You need to match the exact capitalization. There are many companies that have free coupons for online and in-store money-saving offers. paint(Color.black); Q. Age: Programming with Karel the Dog CodeHS. Start function. move();function buryBall(){ Q. Ans: turnLeft(); For second to the last example, 100 4 lists 4, answer should be 25. answer choices. Top down design is a way that you can create designs on a computer to put on a web page. function turnRight(){ move(); 2 More Basic Karel. * This program has Karel place a row of 3 tennis balls The solid lines in the diagram are walls. Walls serve as barriers within Karels world. paint(Color.black); BUS301 - Unit 6 Quiz Answer Key 1. turnLeft(); Codehs answers 2 4 5. move(); paint(Color.black); move(); What do we use control structures for in JavaScript? turnRight(); WebDo you have all the answers for regular Computer science . Karel can move around the grid . Q. 2.20.5: Create your UltraKarel The takeBall () command removes one tennis ball from the spot where Karel is standing. Double Tennis Balls.jpg. Ans: move(); Save my name, email, and website in this browser for the next time I comment. Solutions for exercises: 1.1.4 Your First Karel Program. Imagine you have Karel starting in the world on the left: in the bottom left corner, facing east. function start(){ while(frontIsClear()){ To learn more, see our tips on writing CodeHS Answers Q. turnRight(); Codehs Karel Challenges Answers - Answers Fanatic. start(); 1 page. paint(Color.green); All of the CodeHs Answers (Hopefully) Basic Java. Regular price $12.00 Sold Out. } turnLeft(); while(frontIsClear()){ Ans: /* Tennis Ball Square. WebComputer Science questions and answers. To use a Codehs Answers Basic Java 2911. paint(Color.orange); To view the entire syllabus, click here or click to explore the full course. However I'm having trouble at the end where he places a ball and then he moves. }function jumpHurdle() { Activity Directions. This makes Karel the Dog place a ball when the frontIsBlocked and . Examenget.com Code hs karel answer key keyword . Karel the Robot Teaches Python! - Betul Senoglu - Medium move(); What is a function Subpages (1): Basic Java. Java with Karel the Dog 1. // Follow the yellow ball road! turnLeft(); You should check all promotions of interest at the store's website before making a purchase. Codehs Karel Challenges Answers A business mobile answering provider is a lot more particular than a voice mail or pre-recorded voice merely because the expectations on the clientele are addressed directly and immediately. putBall(); move(); With carel we show you . Example 1.1.3 Our First Karel Program. The turnLeft () command turns Karel 90 degrees to the left. What is Karel? turnLeft(); move(); You need to write a program that has Karel move 6 times and then put a ball. move(); * This program creates Karel without any of the builtin Karel commands, * it makes Karel from scratch using JavaScript. Double Tennis Balls.jpg. move(); paint(Color.black); turnRight(); turnRight(); ballsTaken(); 1.3.4 Slide Karel. 7 French Flag sections. paint(Color.cyan); move(); Ans: To repeat something a fixed number of times Q. turnLeft(); You can give Charles orders to tell her to do certain things. move(); turnLeft(); Why does a programmer indent their code? turnLeft(); function start(){ move(); Karel the Dog's Excellent Coding Road Trip | EdSurge News Karel should end up with no tennis balls on that spot. move(); move(); Ans: a row, Q. move(); 16 Lessons. paint(Color.black); Functions 2.1.0 2.1.2 Functions in Karel Quiz 2.1.4: Pancakes 2.1.5: Backflip 2.2.1 Digging Karel 1) C 2) B function Computer Science. paint(Color.red); All of the CodeHs Answers (Hopefully) This site was made for all of the people who are taking AP Comp Sci and are trying to pass. move(); move(); function makeTower(){ Functions are used to teach Karel a word or command. Ans: 9 new Codehs Answer .. 8 4 basic snake answer Codehs 9. move(); Ans: 6, Q. School Rutgers University; Course Title ECE 542; Uploaded By DrHeat3653. 1.1.4 Your First Karel Program move(); move(); move(); move(); takeBall(); 1.1.5 Short Stack move(); putBall(); putBall(); move(); 1.2.4 Make a Tower move(); turnLeft . takeBall(); jumpHurdle(); * and move up and face east. This is not a multiple-choice question, answer all of parts: 1. move(); Ans: To pick up the ball that is in the last spot, if there is one. putBall(); move(); I've placed a GIF showing what is happening. paint(Color.black); //This function makes Karel put the tennis balls up to the top of the world.function buildTower(){, //This function will be used whenever Karel is supposed to build a tower. }//This will make tower build a tower when said. turnLeft(); Ans: For loop. if(rightIsClear()){ Students learn JavaScript commands, functions, and control structures by solving puzzles and writing creative programs for Karel to follow. move Karel understands a few basic commands that you can use when writing your programs. Learn how to code with Karel the Doga fun, accessible, and visual introduction to text or block-based programming that teaches fundamental concepts like commands and functions to beginners. a. BUS301 - Unit 6 Quiz Answer Key 1. move(); Giving commands to a computer, which is what programming is all about, is just like giving commands to a dog. move(); I've placed a GIF showing what is happening. Created Oct 23, 2018. makePancakes(); move(); This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. There are a few important things to note when you write a command. 5 Write Your Own CodeHS Exercise. A tag already exists with the provided branch name. function start(){ Hi, the purpose of the video is to show how Karel can make pancakes, I used the introduction to Programming in CodeHS to write the program. All Java Codehs Answers Coupons, Promo Codes 07-2021. Video 1.1.1 Introduction to Programming With Karel. There are about 40 Karel exercises, not including the Extra Practice. Thanks for contributing an answer to Stack Overflow! function ballsTaken(){ Twenty(); paint(Color.black); move(); CodeHs Answers. Karel the Dog is completely designed for beginners to learn and code easily. Programming is the process of giving instructions to a computer. 1.2.4: Make a Tower. paint(Color.black); What makes the following command an invalid Karel command? Make function for make tower 1.16.4 is "Super CleanupKarel" It wants you to use a while loop, while loops are for looping code until a condition is met. (assume this is a SuperKarel program and the world is 1010 in size) turnLeft(); Following are the important questions and answers that we think can be asked again in the upcoming exam: Q. turnLeft(); move(); Cesar Robbins II @CesarRobbinsII826. Other. 1 History of Computers. In this session, we will be showing you CodeHS Karel answers for free. Karel can move around the grid . Question 12. The basic skeleton of a while loop is. paint(Color.gray); move(); Codecs respond to key answers codehs answers CodeHS login CodeHS Karel calls for answers, you considered choosing VA care. move(); 3. Which control structure do you need to use? Provide details and share your research! The object in front of Karel is a beeper. I want him to just turnLeft. move(); move(); Ans: turnLeft(); Interested in continuing to teach computer science in your classroom? Codehs Answer Key Karel Unit Quiz . You can easily access coupons about "This TV Codehs Answer Key Karel" by clicking on the most relevant deal below. }, Q. Karel Reader - Stanford University Subpages (1): Basic Java. turnLeft(); CodeHS - Teach Coding and Computer Science at Your School (3 days ago) The codehs system handles so much administrative overhead, and frees me up to provide individual help & feedback where it is needed. Why Did Lee And Tiffany Leave Realtree, makeTower(); Karel 1-8 - Google Docs makePancakes(); Ans: paint(Color.red); Say Karel is on a location with one tennis ball. if(ballsPresent()){ codehs karel challenges answer key, escape karel codehs answers, answers to codehs karel, target karel codehs answers, codehs answer key karel . Codehs Karel The Dog Answers - 09/2020, Intro to Programming: Karel is a dog that only knows how to move, turn left, and place tennis balls in his world. putBall(); turnRight(); A place for all coding students using CodeHS to come when they are completely lost and too lazy to put in much effort. move(); turnRight(); The command to move in Karel paint(Color.black); Karel is a dog that lives in a grid world and can be instructed to move around and pick up and put down tennis balls. PDF Codehs answers racing karel - Desert Flying Club Github codehs answers. Q. Karel. What will happen after this code runs? Karel puts the last Beeper in the middle of the first row. Twenty(); Learn about applications of coding and computer science from various industry professionals. All of the CodeHs Answers (Hopefully) This site was made for all of the people who are taking AP Comp Sci and are trying to pass. Introduction to Volume 5, in Java 2 / 5 = 2 1 - Objects: Instances of Classes CodeHS 2 . Exercise 1.1.5 Short Stack. We named our robot Charles in his honor. Way Karel Codehs Answer Key - Mar 2023 Ans: move(); Q. Pages 10 This preview shows page 1 - 4 out of 10 pages. paint(Color.black); Call us on 1300 495 757 for a FREE quote! move(); These rules are called the syntax. paint(Color.black); Quiz 1.1.2 Quiz: Karel Commands. move3(); turnLeft(); Start studying Introduction to Programming with Karel the Dog [MOST ANSWERS]. Answer Key 2021 - Download Sarkari Exam Answer Keys Answer Key 2021 is an essential source for the candidates to check the answers after giving the exam. move(); CodeHS Karel Solved Problems. This comparison is called the debt-to-income ratio. import acm. }, Q. */. Pages 7 Ratings 88% (8) 7 out of 8 people found this document helpful; This preview shows page 1 . turnRight(); Make games, apps and art with code. }, Q. Ans: Top-down design is a way of designing your program by starting with the biggest problem and breaking it down into smaller and smaller pieces that are easier to solve. ballsTaken(); (III) while move(); You can give Karel these commands to instruct her Start studying Introduction to Programming with Karel the Dog [MOST ANSWERS]. } This makes Karel the Dog place a ball when the frontIsBlocked and moves up. move(); function collectCoins(){ 6: Dizzy Karel. paint(Color.black); Meeting_Few 1 yr. ago. answer choices Karel will not do anything I want him to just turnLeft. gP(); Ans: turnLeft(); Ans: Called 3 times, defined 1 time, Q. Whats wrong with this code? move(); Ans: //This function will be used whenever Karel is supposed to build a tower move(); Michael Klein @MichaelKlein158. 1 conditionals quiz Code hs quizlet. //This program has karel lay a diagonal row of tennis balls. paint(Color.white); Follow. -> Indenting is a key part of a good programming style, * This program has Karel place a row of 3 tennis balls. } Consider the following: int doubleToInt = (int)10. Video 1.1.1 Introduction to Programming With Karel. move(); function setBall(){ paint(Color.black); Ans: CodeHs Answers. d to help students master the basics of Java and equip them to successfully pass the College Board AP Computer Science A Exam at the end of the school year. Ask Question + 100. Q. ballsTaken(); Ans: All of the above, Q. Quiz 1.2.2 More Basic Karel Quiz . } Say you want to write a program to have Karel to pick up all of the tennis balls in a location, but you don't know how many tennis balls there are. We work with merchants to offer promo codes that will actually work to save you money. To come down: move(); Using functions allow us to break down our program into smaller pieces and make it easier to understand.