The Construktor track set delivers 194 high-resistance pieces, including flexible track links, bridges and a loop for endless construction fun. Kids can decorate the track with included glow-in-the-dark stickers and send the battery-powered truck racing across custom layouts. This STEM-focused toy develops problem-solving, fine motor skills and social play while keeping little builders engaged for hours. | Jitterygit | | Construktor Glow-in-the-Dark Construction Track Set – 194-Piece STEM Building Toy | Best Buy