Making Simple Robots, 2nd Edition

Scratch Basics

When you write your Scratch program — or script as it’s called in

Scratch — you will actually be creating a little interactive animation,

starring characters or objects called sprites. A sprite does whatever

you tell it to do — move, dance, talk (using text balloons), or make

sounds (using audio files). Each sprite can have its own set of code.

Each backdrop — the animation’s background — can have its own

code, too! And they can send messages back and forth to tell each

other when to carry out some action. Here’s how to get started

coding in Scratch:

• Sign up for a free Scratch account. Create a username and

password so you can ...