An adult could probably complete all the activities in 2 or 3 hours, but the content is fairly challenging for the intended grade levels, and all the games and activities can be repeated. These updated versions offer great review, practice, and fun skill-building practice at the early grade levels.
Reader Rabbit software has been around for years and continues to be a favorite with children and teachers. System requirements: Windows Vista/XP/98/Me, Macintosh OS 7.1-9.2, PowerPC or higher.