Computer explorers · 17/50 · Ages 8–10
A picture of tiny squares
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Owl builds a tiny picture from squares. Each square is a pixel in our model. A screen image uses many pixels; our little grid makes the idea visible.
What you will discover
- A digital image can be represented as a grid of pixels.
- Choosing each pixel’s color changes the picture.
English vocabulary
- pixel
- điểm ảnh
- picture
- bức tranh
Let’s play
Copy the little heart into the empty grid.
See the explanation
Each selected square stores a color choice. Together they form a heart.
Practise touch typing
Place your hands on F and J and type this sentence using ten fingers.
Tiny pixels can make a big picture.
Two little quiz questions
1. What is a pixel in this model?
- One tiny colored square
- The whole keyboard
- A folder name
Answer and explanation
One tiny colored square. One square represents one pixel.
2. To change the heart’s shape, change…
- Which squares are colored
- Your nickname only
- The speaker volume
Answer and explanation
Which squares are colored. Changing pixel colors changes the image.