ocr: Memory problems If'My First Math Adventure runs slowly or displays memory-related error messages, try one of the following: 1. Close all other applications before running My First Math Adventure. 2. Check how much memory your system sottware is using. You can do this by choosing About This Macintosh from the Apple menu. The dialog box will tell you how much total memory you have, for example 3,192Kb, and how much memory the system software is using, for example, 4,500Kb. In this case the system is using more than half the available RAM, leaving too little room for the application. You can redu ...