Knex Thrill Rides Web Weaver Roller Coaster Building Set (439 Piece), Ages 9 And Up Construction Educational Toy  (Multicolor)

This is one web you'll want to get caught in with the Web Weaver Roller Coaster Building Set! Use the included parts and pieces to send the air propelled coaster car through horizontal and vertical thrills. Once done building turn off the lights - this coaster glows-in-the-dark! Set includes over 430 K'NEX parts and pieces, including rods, connectors, glow-in-the dark track and an air propelled coaster car. Additionally, builders can head to knex.com to download instructions for a second roller coaster model. Recommended for builders s 9+. K'NEX is committed to American design and manufacturing and all rods and connectors are responsibly made at a landfill-free, zero-waste facility in Hatfield, Pennsylvania.OVER 430 PARTS AND PIECES - The K'NEX Web Weaver Roller Coaster Building Set contains over 430 brightly colored parts and pieces. The rods and connectors can be easily joined up for a coaster that stands 2.5 feet high. | GLOW-IN-THE-DARK TRACK - Unleash your children's creativity with the K'NEX Web Weaver Coaster Set. It features glow-in-the-dark pieces, allowing builders to play at night and experience a different kind of fun. | AIR-POWERED MOTORIZED COASTER CAR - The K'NEX Web Weaver Building includes an air-powered car that requires batteries. The battery-powered motor of the coaster lets it travel at record speeds for horizontal and vertical thrills. | EASY-TO-FOLLOW INSTRUCTIONS - The K'NEX Web Weaver Building has step-by-step, color-coded instructions for building a gigantic coaster that will astound your kid. Head over to knex.com to download instructions for a second roller coaster model! | STEAMagination - It's the connection of STEAM (science, technology, engineering, arts & math) with a child's natural curiosity and creativity and it powers the fun of each and every K'NEX building set. Building with K'NEX puts children on a path towards a fundamental understanding of STEAM/STEM subjects. | THRILL OF THE BUILD - K'NEX Thrill Rides allows each child to build bigger models that move to creat