Computer Science
Grade 3
20 min
Posting Pictures: Sharing Wisely
Students will learn about the potential risks and benefits of sharing pictures online.
What you'll learn
- Identify at least three different types of personal information that should NOT be shared in a picture posted online.
- Explain why it is important to ask for permission from people before posting a picture of them online.
- Apply the concept of 'digital footprint' by describing one possible positive and one possible negative consequence of posting a picture online.
- Evaluate a given scenario involving posting a picture and decide whether it is a safe and responsible thing to do, justifying your decision with at least two reasons.
Tutorial Preview
1
Introduction & Learning Objectives
Learning Objectives
Identify personal information (data) that might be in a picture.
Explain what a 'digital footprint' is using a simple analogy.
Use 'If-Then' thinking to decide if a picture is safe to share.
Differentiate between sharing a picture publicly and privately.
Explain why asking a trusted adult before posting is important.
Describe how a picture posted online can be copied and saved by others.
You just took an awesome picture of your new puppy! 🐶 Should you post it online for everyone to see? Let's be detectives and find out!
Today, we are going to be Digital Footprint Detectives! We will learn how the pictures we post online leave clues about us, just like footprints in the sand. We'll learn rules to help us decide what is safe...
2
Key Concepts & Vocabulary
TermDefinitionExample
Digital FootprintThe trail of information, or 'footprints,' you leave behind when you use the internet. Posting a picture is like leaving a footprint.You post a picture of your soccer trophy. That picture becomes a part of your digital footprint, showing others you play soccer.
Personal Information (Data)Clues or facts about you that should be kept private. It's data that can identify who you are or where you are.Your full name, your home address, your school's name, or your phone number.
PublicSomething that anyone on the internet can see, like a sign in a park.Posting a picture on a website where you don't know everyone who can see it.
PrivateSomething that is shared only with specific people you choose, like a secret handshake.Sending a pi...
3
Core Syntax & Patterns
The 'If-Then' Sharing Rule
IF a picture contains personal information, THEN ask a trusted adult before sharing.
This is a conditional rule. Before the 'post' event, you must check for a condition (personal info). This helps you pause and think before you click.
The 'Background Check' Rule
Always check the background of your picture for surprise clues.
Use this rule to scan everything in the photo, not just the main person or object. Sometimes personal information is hiding in the back!
The 'Once It's Online, It's Everywhere' Rule
Assume that any picture you post online can be copied and saved forever.
Even if you delete a picture, someone might have already saved it. This rule reminds us to be very careful about what...
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Challenging
You are creating a 'Top 3 Rules for Posting Pictures' checklist for your class. Which set of rules is the MOST important for being both safe and kind?
A.1. Ask for permission first. 2. Check the background for private clues. 3. Think about how the picture makes others feel.
B.1. Use a cool filter. 2. Post at the same time every day. 3. Get lots of likes.
C.1. Only post pictures of pets. 2. Never post on a Tuesday. 3. Write a long caption.
D.1. Tag everyone you know. 2. Share the picture with as many people as possible. 3. Post pictures every single day.
Challenging
A friend says, 'My account is private, so it's 100% safe to post any picture I want.' Why is this way of thinking not completely correct?
A.Because 'private' is just another word for 'public'
B.Because private accounts can be seen by anyone in the world
C.Because friends in your private group can still screenshot and share your pictures publicly
D.Because private accounts cost more money to use
Challenging
How is your digital footprint (the data you leave online) like real footprints you leave in the sand at the beach?
A.They both wash away completely with water
B.They can both be sold for money to other people
C.They are both invisible to everyone except you
D.They both show where you have been, and sometimes others can follow your trail
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Frequently asked questions
What grade level is "Posting Pictures: Sharing Wisely"?
Posting Pictures: Sharing Wisely is a Grade 3 Computer Science lesson on ExcelOS.
What will I learn in Posting Pictures: Sharing Wisely?
You'll be able to: Identify at least three different types of personal information that should NOT be shared in a picture posted online; Explain why it is important to ask for permission from people before posting a picture of them online; Apply….
Is "Posting Pictures: Sharing Wisely" 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 Posting Pictures: Sharing Wisely?
This lesson includes 26 practice questions across multiple difficulty levels, each with instant feedback and explanations.