Scratch Day is a global network of events that celebrates Scratch, a computer language that helps young people with simple programming to create interactive stories, games, animation and musical ...

The Scratch software was able to read the resistance of that circuit and make a cartoon cat grow or shrink in proportion, depending on where on the line Silver placed the pencil.

The designers were inspired to create Scratch because of the difficulties involved in teaching programming to young children—Scratch is designed for kids aged eight and up.