MOstyle STEM Toy Building Sets for Boys Girls 812 Construction Engineering Kit Builds Excavator or Robot 2in1 STEM Building Toy Set for Kids Ages 8 9 10 11 12 Years Old Boy Toys Gift

M&Ostyle 2in1 STEM Building Toy Set for Kids with Excavator or Robot help kids develop fine motor skills, enhance hand-eye coordination and brain development.  1. Build your Excavator or Robot - 2in1 Allows You to Build 2 Different Models ,inspires DIY toy for girls and boys. Pure hands-on engineering  2. Maker STEM fun -Creative and personalized steam for girls and boys, establish a mechanical operation concept, develop hands-on skills.In the procedure of assembling, children will have a taste of joy and achievement by conquering challenges from time to time, which is beneficial for children's creativity cultivation and intelligence development.  3. A great family activity – Kids, teens, parents and grandparents all love building and innovating together. Bring kids happiness through learning & playing.  4.Safe 100% non-toxic materials – This STEM building kit is made of the best materials that will withstand hours of building and playing. Each 361+ premium quality Construction Engineering Kits is made from harmless non-toxic ABS plastic parts to ensure the safety of your kids while having long-lasting durability for playing and building.  *Recommended 8 Years old and up