Make Practice Fun While Learning Addition andSubtractionProduct InformationFlash Action Addition & Subtraction transformsyour puter into afast fun fact machine that makes learning addition and subtraction child'splay. Children practice problems against the clock challenge another player toa game of fast facts or test themselves for speed and accuracy. Set the programto practice addition subtraction or mixed problems and the difficulty will beadjusted based on your child's score. Learning is reinforced with aprinted scorecard that reports progress and shows problems to practice. Product Features Memorize addition and subtractionfacts from 0-12 Level of difficulty adjusts automatically for each player Select a 1- or 2-player game Scorecard reports progress and shows problems to practice Windows Requirements Windows 98 Me 2000 XP Pentium II 266 MHz or equivalent processor 64 MB of RAM 50 MB of available Hard Disk space 640 x 480 32-bit color Video Card 16-bit Sound Card 8X CD-ROM driveMacintosh Requirements Mac OS X 10.4 10.3 10.2.8 PowerPC G3 233 MHz processor 128 MB of RAM 50 MB of available Hard Disk space 640 x 480 32-bit color Video Card 8X CD-ROM drive