Building Kit Toys For Boys Robot Kits For Boys 6-12, 3 In1 Erector Set For Boys DIY Engineering Building Blocks Toys Gifts For 5 6 7 8 9+Years Old BoyFeatures:INTERESTING ASSEMBLED engineering BLOCKS you like to keep your child away from mobile phones and computers? Please check out this Boys building toys. Stem kits has 72 pcs. Use these parts to make a vehicles. This will make the child concentrate and indulge in it. PREMIUM 3-IN-1 ENGINEERING BLOCK TOYS This set is designed to improve your kid's hand-on. Fully magnify your children's ability to create by building into all sorts of models, cooperating with color guide, to build their own trucks, construction vehicles. STRONGLY SUPPORT EDUCATIONOur educational blocks helps your child to foster their hand-eye coordination, motor skills, logical thinking and problem-solving skills. What's more is to builds social skills and promote the importance of teamwork & collaboration through interactive play. 100% SAFE Stem kit engineering is absolutely safe, edges, will not scratch children's hands. meets quality testing standards A INCREDIBLE GIFT for KIDS If you're a parent, Construction Building Blocks is the of gift to your loved child, surprised in his Big Days, such as School Day, party, birthday, festival, Christmas eve and Black Friday.Product Description:Material: Plastic Product 3 in1 Engineering Building Kits Number of accessories: 49 pcs Color: Yellow. Suitable age:5+. Function: Assembling DIY ,exercise hand-eye coordination, motor skills, logical thinking and problem-solving skills. Packing size: 18 x 6.5 x 30 cm/ 7.08 x 2.56 x 11.8 in. Product gross weight:330 g / 0.728 lbPackage Contents:1 x 3 in 1 Engineering Building Kits 49 pcs accessories