What you need for this book

All you need is an imagination and a willingness to experiment. You will also need a computer with Scratch 1.4 installed. Most modern computers should easily run the latest version of Scratch; however, the Scratch team makes Scratch 1.2.1 available on the Scratch Download page for older systems. Here are the system requirements as defined by the Scratch team:

Display: 1024 x 768

16-bit color or higher

Disk Space: At least 120 MB

Operating Systems:

If you want to take advantage of Scratch's audio and recording features, you will need a sound card, speakers, and a microphone.