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fDesc[0] = "You can download the demo version to check out the software&#039;s features. Kindly take note that the demo version is a crippled version and does not have complete functionality. <br /> Product Features <br /> For Windows only. Macintosh and Linux not supported. <br /> Two-stage learning. <br /> Stage 1: Develop mastery over simple mental math. Perform multiplication, division, doubling, halving, addition, subtraction, odds &amp; evens, numbers &amp; tens, units &amp; tens ALL MENTALLY. <br /> Uses timed flash system: question appears, time delay elapses, answer flashes. <br /> Stage 2: Learn speed math techniques: Speed Addition, Speed Multiplication, Speed Division, Squares, Square Roots. Speed multiply basic numbers using simple rules. <br /> Dynamically generated questions. No limit! <br /> User-controlled timing system in stage 1. Allows those weaker in math to increase the time delay before answer flashes. Reduce time delay as you improve. <br /> Best time tracking in stage 2. Tells you how good you are getting. <br /> Traffic lights performance system: Lights change according to built-in score levels for Beginner, Intermediate, or Advanced. Customizable. <br /> Custom questions: Create your own questions. <br /> Sound enabled: Get cheered as you practice. <br /> Numeric keypad speed typing. Learn not to look at the keypad while keying in numbers at high speeds. Develops typing speed while tracking performance. <br /> On-line help to teach Trachtenberg&#039;s system.";

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