5 in 1 Stem Kit, Wooden Mechanical Model Cars Kits, Motorized Construction Engineering Set, Assembly Constructor 3D Building Puzzles, Educational DIY

5 different kinds of model cars in one kit: This STEM kits for kids age 8-10 comes with all of the parts you need to build own engineering toys. Innovative STEM projects for kids ages 8-12 year old. Enhance childrens science knowledge: The endless fun building toys encourage kids learn and reinforce basic STEM, ideal building kits for kids ages 8-12, great for educational and entertainment purposes. Develop practical ability and imagination: Assembling these STEM toys for ages 8-13 will cultivate childrens hand eye coordination ability and intellectual development, stimulate childrens interest and curiosity. A great gift for kids: These crafts for boys ages 8-12 can be painted and decorated to make them unique, coolest gifts for 8, 9, 10, 11, 12 year old boys and girls , for every occasion, birthday , Christmas and activities Safe material: All parts are made of high-quality, non-toxic, and safe materials. Laser pre-cut 3D wooden puzzles are easy to assemble, allowing kids to focus on