This two-book set with included Ace; the Talking, Teaching Dog Pen, provides children with 100 lessons on a variety of math skills, from counting & numbers and patterns to time and fractions. 15 of the 100 lessons are challenge activities that prepare children for skills at the next grade level. Learning Skills: Playful, interactive learning Encourages parent-child interaction Develops early math skills necessary for school success Offers confidence-building feedback Provides ample practice time Features: 85 Kindergarten-level math lessons in these areas: Counting & Numbers, Patterns, Time, Shapes & Geometry, Fractions, Measurement, Money, and Math Facts 15 challenge reading lessons for advanced learners Set includes: 2 Sturdy spiral-bound activity books Hot Dots Jr. Ace; the Talking, Teaching Dog: interactive, electronic Hot Dots pen **Hot Dots Pen requires 2 AAA batteries (not included). Age: 5 Years + What's in the box 2 Sturdy spiral-bound activity books Hot Dots Jr. Ace; the Talking, Teaching Dog: interactive, electronic Hot Dots pen