Made of natural birch ply. Materials are recyclable and safe. No glue. Our ferris wheel toy is the safest and most entertaining among all 3d wooden puzzles for kids and adults A perfect gift for birthdays, Christmas, Thanksgiving, valentines day. Great for boys, girls, friends, family, or teachers. [EDUCATIONAL] - model diy kits by Wood Trick help people to understand the principles of mechanics, by introducing to the fundamentals of mechanics, cultivating patience and attention, promoting fine motor skills, and encouraging imaginative artistic thinking building ferris wheel model will stimulate your childa€s ability to plan and build their own vehicle like a true engineer; brain teasers for adults and kids have never been so entertaining toy wheel model will be a worthy addition to your kids collection. Our 3d puzzles for adults and kids will always be a welcome gift A wide range of educational toys to help children focus and develop intellectually.