Independent learning really hits the spot with three brand-new Hot Dots sets developed by educational experts specifically for preschoolers, kindergarteners, and first graders! Full-colour, spiral-bound activity book with 50 double-sided, grade-appropriate activity pages; an interactive, electronic Hot Dots Pen with lights, sounds, and mute button; and packaging with a handle for storage and portability. Pen requires 2 AAA batteries (not included).