Computer Science
Kindergarten
20 min
Cleaning Up Together
Working together to clean up a shared space.
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1
Introduction & Learning Objectives
Learning Objectives
Identify that a big job is easier with friends.
Follow a simple, two-step plan with a partner.
Take turns giving one instruction to a partner.
Explain why sharing a job is faster.
Use words like 'first' and 'then' in a shared task.
Point to the person whose turn it is to act.
Give a 'thumbs up' 👍 when their part of the job is done.
Have you ever cleaned your room? 🧸 Is it faster with a helper? 🤝
Today, we will learn how to work together like little robots. We will follow a plan to clean up our digital room. Let's make teamwork fun!
Real-World Applications
Cleaning up toys with a friend.
Building a big tower with blocks together.
Making a snack with a grown-up.
Playing a team game like soccer ⚽.
2
Key Concepts & Vocabulary
TermDefinitionExample
Team 🧑🤝🧑A group of friends who work together.You and a friend are a team. You build a sandcastle together.
Job ✅Something that needs to be done.Putting all the red blocks in a box is a job.
Step ➡️One small part of a job.'Pick up the blue car' is one step.
Plan 1️⃣ 2️⃣ 3️⃣All the steps in the right order.First, get the box. Then, put toys in the box.
Turn 🙋When it is your time to do a step.First it's my turn. Then it's your turn.
Goal 🏆What you want to do at the very end.Our goal is a clean, tidy room!
3
Core Syntax & Patterns
Taking Turns
I do one step. Then you do one step. 🙋♀️➡️🙋♂️
We use this so everyone gets to help. It makes sure we don't bump into each other.
One Job, Two Friends
One friend finds the toy. One friend puts it away. 🔍➡️📦
We use this to do a job faster. Each friend has their own special part of the job.
First, Then
First, we do step 1. Then, we do step 2. 1️⃣➡️2️⃣
We follow the plan in the right order. This helps us finish the goal correctly.
4 more steps in this tutorial
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Challenging
You and a friend built a castle in a drawing game. Which is the BEST three-step plan for cleaning up together? (First → Next → Last)
A.Close game → Ask friend if they are ready → Save picture
B.Yell 'I'm done!' → Walk away → Let the teacher clean it
C.Ask friend 'Ready to save?' → Save picture → Close game
D.Close game → Turn off screen → Go to recess
Challenging
Why is it important for EVERYONE on a team to help clean up the computer, instead of just one person doing it all?
A.So one person doesn't get tired and it's fair for everyone
B.Because the teacher said so
C.Because the computer will break if one person cleans it
D.So the fastest person can show everyone how to do it
Challenging
How is saying 'Your turn!' and passing the mouse to a friend like putting the lid on a toy box?
A.Both are loud and noisy
B.Both mean you are breaking the toy
C.Both are ways to hide things from the teacher
D.Both show you are finished with your part and are cleaning up
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