HOW IT WORKS: Press the interactive Hot Dots pen to an answer dot and get immediate visual and audio feedback! The pen lights up green for correct answers, red for wrong answers, and play sounds (or mute option). Self-paced learning builds confidence! LEARN TO READ: Help kids recognize and read sight words and improve reading fluency with 72 activities focusing on teacher-approved, high-frequency words. Being able to spot and know sight words will improve reading fluency and speed EDUCATIONAL CARD SET INCLUDES: 36 Double-sided cards (72 activities) and interactive Hot Dots pen. Ages 4+. Requires 2 AAA batteries (not included) THE PERFECT GIFT: Have an upcoming birthday or holiday? Educational Insights toys and games are a win-win combination of super fun play and skill-building learning—the perfect gift that everyone will love! Prepare for Back to School: Browse Educational Insights toys, games, and classroom must-haves that cover all the preschool and kindergarten learning essentials. Help kids build learning confidence for school, from learning to read and phonics to 123s and early math. Teachers, stock your classroom with must-have teacher supplies and resources that students will love to learn with. VISIT the Educational Insights Brand Store link above for even more hands-on learning toys!