The Hot Dots Jr. Activity Card and Pen Set targets alphabet, letter sounds, long and short vowels, blends, digraphs and more in an engaging game play format. Provides immediate feedback that rewards progress and corrects mistakes, allowing students to learn at their own pace. Includes 80 richly illustrated, double-sided activity cards that are pressure-sensitive and work with Ace the Talking, Teaching Dog. Ace requires 2 AAA batteries, not included.