Data Representation Years 5–6
At this level, students explain how digital systems represent all data using numbers. They explore how data can be represented by off and on states (zeros and ones in binary).
Colour by numbers - CS Unplugged
Use this lesson to introduce a pixel and coding a grid using ones and zeros.
Black and white Pixelation tutorial
Explore creating black and white images using ones and zeros.
CS in Algebra: Data Types
Use this video to introduce data types.
Learn to program with scratch
Background for Scratch programming Scratch has built-in support for three data types that you can use in blocks: Booleans, numbers, and strings.