Prepare for preschool and kindergarten math with interactive, self-paced learning! Each activity (72 total) practices key math skills for kids, including number recognition, number words, counting, and sequencing. Press the Hot Dots pen to an answer dot and get instant feedback; the pen lights up green for correct answers and red for incorrect answers. It also plays sounds or can be muted for quiet learning. The pen does not talk or provide answers. Get school-ready or supplement at-home learning with Hot Dots! Pen requires 2 AAA batteries (not included).