Play your way to alphabet mastery with the Hot Dots Jr. Highlights On-the-Go Learn My ABCs with Highlights from Learning Resources. Designed for ages 3 to 6 years, this set of brain-teasing interactive puzzles is perfect for preschoolers. Press the included Hot Dots Jr. Light-Up Interactive Pencil to each page for an immediate light-up response! Includes a spiral-bound book with 24 double-sided tracing and puzzle cards. Requires 2 AAA batteries (not included).