K'NEX Amazin' 8 Coaster building set with colourful elements encourages your child's motor skills, creativity and logical thinking behaviour. Our educational toy range supports your child in their growth phase and enriches them with knowledge from STEM areas (science, technology, engineering, arts and maths subjects). Easy-to-follow building instructions come along with the K'NEX 2.5 ft motorised roller coaster. This interactive amusement park ride includes 448 pieces to enjoy hours of construction experience and building fun. This set is a great birthday or Christmas gift idea for girls and boys. The strictest quality and safety standards were used in testing this toy to ensure that your child has a successful, trouble-free building experience. This K'NEX building set is recommended for kids aged 7 and up. Requires 2x AA batteries, not included