The KNEX 6-foot double Ferris wheel offers a true builders challenge. Follow the colour-coded instructions to build this towering double Ferris wheel, one piece at a time, for hours of building fun. Then switch on the powerful, plug-in motor and watch the brightly coloured star-shaped wheels spin in opposite directions. Build twice the fun with the gigantic 6-foot double ferris wheel building set; With 2,375 colorful parts and standing 6 feet high, the 6-foot double ferris wheel offers a true builders challenge. Follow the colour-coded instructions to build this towering double ferris wheel, one piece at a time, for hours of building fun. Switch on the powerful, plug-in motor and watch the brightly coloured star-shaped wheels spin in opposite directions. Recommended for builders 12+. Size H23.5, W33.02, D32.39cm. (not included) plus . For ages 12 years and over. WARNING(S): Not suitable for children under 3 years old. Only for domestic use.