Prepare your preschooler for academic success with the Hot Dots Jr. Getting Ready for School Set! Ace–the Talking, Teaching Dog pen brings 160 early learning lessons to life, providing immediate audio and visual feedback to encourage little learners. # Pieces In Set: 82 Learning Skill: Reading + Writing, Shapes + Colors Power Source: Battery (not Included) Measurements: 2.25 Length/Inches, 11 Height/Inches, 9 Depth/Inches Base Material: 100% Plastic Battery Size: Aaa Care: Wipe Clean Country of Origin: Imported