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Squeak Etoys is a "media authoring tool"-- software that you can download to your computer
and then use to create your own media. You can write out your project and share it with others.
Etoys runs on any Mac or Windows machine, as well as on the OLPC XO machine.
It is free. Find out about Etoys.
Text of this guide (for searching): Script Tile: Playfield's Count The playfield's count tile shows how many objects are in a playfield. Open a Viewer for the green playfield. Click on basic to open the categories menu and select collections. Read the number that follows the tile: playfield's count. This shows the number of objects in the playfield. Click an exclamation mark to run a script one time. The count will be accurate whether an object is visible or hidden. The world has a count tile in its collections category. Book pages have a count tile in their collections category. Find out how many objects are on this page. Text has a count tile. It counts the letters and the spaces. Experiment and think about how count tiles can be used in projects. This script shows one way to use the playfield's count tile in a test.