Big and Small on Screen
Compare big and small picture data on a computer screen.
How computers do this
A computer stores size data for each picture so the screen can show big or small images.
Class 1 to 2beginner10 min2 lessons
By the end you will be able to
- Point at the bigger picture data on screen
- Point at the smaller picture data on screen
- Use big and small words for screen images
Finish first
Topic contents
Computer play 1 of 2
Which is bigger?
Grown-up note (read aloud)
Hold your hands wide for big and pinch fingers for small. Pictures on a computer screen can be big or small data too.
- Big data takes more screen space
- Small data takes less screen space
Computer play 2 of 2
Same shape
Grown-up note (read aloud)
Two circles on screen can be different sizes. Bigger circle, smaller circle. Same shape data, different size data.
- Shape data can stay same
- Size data can change on screen
Practice
Try at home
No answer key here on purpose: these are the questions worth thinking through before you move on. Open one and work it out.
0/2 attemptedPicture check
Tap your answer
Pick the picture that answers the question. A grown-up can read the words.
0/4
4 of 4 questions left.
Finished this topic?
0 of 2 lessons marked done. Marking the topic complete ticks the rest.