●A Great Gift for Kids: These STEM kits comes with all of the parts you need to build a mini ferris wheel, carousel model, fiber optic lamp and star night light,these novelty toys are greatt gifts for 8, 9, 10, 11, 12 year old girls and boys. ●High Quality: These high-quality 3D wooden puzzles are precise laser pre-cut , the edges of each component have a smooth finish can be tightly integrated, easy to assemble, great building kits for kids. ●Unique Design: The STEM projects for kids ages 8-12 can be painted and decorated to make them unique, and the finished models are great for display on a table, shelf or showcase in a childrens bedroom, playroom or study area. ●Innovate Crafts: Unique craft kits,special wooden star light and fiber optic light are equipped with colored LED lights, which can change and emit 7 different colors of light, creating a fairy-tale magic and fantasy for the room and outdoor activities, Create a warm and magical atmosphere, innovate toys for ages 8-13. ●Cultivate Creativity and Imagination: Amazing mini ferris wheels and carousels can actually rotate to create a miniature amusement park at home. By assembling science kits for kids age 8-12, children can develop their hand - eye coordination, stimulate imagination and promote their physical and intellectual development. ●science kits for kids age 8-12 5-7 12-14, stem toys for boys age 8-12, stem building toys, electrical engineering kit, educational games for kids 8-12 ●stem projects for kids ages 8-12, kids science kits age 5-8, engineering toys for kids 8-10, electric circuit kit for kids