Brain Teaser Puzzle for All Ages, 500+ Challenges From Easy to Hard, Builds Critical Skills, Helps With Stress & Anxiety, Improves Short Term Memory, Perfect for Road Trips and Travel, Keeps Entertained for Hours, Super Slide is designed for children aged 6 and up. The puzzles scale in difficulty so your child continues to be challenged as they grow.Need 2 AA batteries but not-included in the package, Made from high-quality, BPA-Free, non-toxic ABS plastic�durable, safe, and built for years of learning through play.\