Computer Science
Grade 3
20 min
Sending Emails: Writing a Friendly Note
Students learn the basics of writing an email, focusing on simple greetings and messages.
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1
Introduction & Learning Objectives
Learning Objectives
Identify the three main parts of an email: the 'To' field, the 'Subject' line, and the 'Body'.
Explain why a clear subject line is important.
Write a friendly greeting to start an email, like 'Hi' or 'Hello'.
Compose a short, polite message for the email body.
Choose a friendly closing for an email, like 'Thanks' or 'From'.
Understand that an email is digital data sent from one computer to another.
Describe how an event, like clicking a 'Send' button, makes the computer perform an action.
Have you ever wanted to send a super-fast letter to a friend using a computer? 💌 Let's learn how!
Today, we will learn the parts of an email and how to write a friendly note to someo...
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Key Concepts & Vocabulary
TermDefinitionExample
Email AddressA special address for a person's digital mailbox on the computer.friend@email.com
To FieldThe box where you type the email address of the person you are sending the message to.You would type 'grandma@email.com' in the 'To' field to send a message to your grandma.
Subject LineA short title that tells the person what the email is about before they open it.'Happy Birthday!' or 'Question about homework'
BodyThe main part of the email where you write your message.'Hi Sam, Do you want to play at the park today? From, Alex'
GreetingThe friendly 'hello' at the beginning of your message.'Hi Sarah,' or 'Hello Mr. Garcia,'
ClosingThe polite 'goodbye' at the end of your me...
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Core Syntax & Patterns
The Friendly Email Structure
Greeting, Body, Closing, Your Name.
Always start with a friendly hello, write your main message, end with a polite goodbye, and sign your name. This pattern makes your email easy for others to read and understand.
The Clear Subject Line Rule
Subject should be short and describe the email's topic.
Use just a few words to tell the person what your email is about. This helps them know what to expect before they even open it.
The 'Click to Send' Event
IF the 'To' field has an address, THEN clicking the 'Send' button will send the email.
The computer waits for the 'click' event on the 'Send' button. It first checks a condition (is there an address?) before it sends the data (your message)....
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Challenging
Imagine a 'Friendly Email Checker' program with this rule: `IF the email body contains words like 'sorry' or 'mistake', THEN suggest adding a sentence like 'I hope you understand.'`. Why would this rule be helpful?
A.It makes the email much longer and more detailed.
B.It helps make sure an apology sounds sincere and polite.
C.It finds spelling errors in the word 'sorry'.
D.It automatically sends the email for you.
Challenging
You receive an email from an address you don't know that says, 'You won a prize! Click this link!' Your parent's rule is to never click unknown links. What is the safest sequence of actions?
A.Don't click the link, ask a parent or trusted adult about the email, and then delete it.
B.Click the link to see if the prize is real, and then tell your parents if it is.
C.Reply to the email and ask for your prize to be mailed to your house.
D.Forward the email to all your friends to see if they also won a prize.
Challenging
An email is made of data fields: To, From, Subject, Body, and Attachment. If the 'Attachment' field contains a filename like 'dog_photo.jpg', but the 'Body' field doesn't mention the photo, what problem might this cause?
A.The email will not be able to send.
B.The photo will be low quality.
C.Your friend might not notice the attachment or know why you sent it.
D.The computer will automatically add 'Here is the photo' to the body.
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