【Durable Metal Made】 Our building toys truck set includes 391 parts and pieces, such as nuts, bolts, small screwdriver, and wrench, etc., Made of metal, which can stand rough play without worrying about easy collapse. A great careful crafting STEM project building set, worth paying a little more compared to full plastic versions. 【Support STEM Education For Children Aged 8-16】 The children think carefully and patiently assemble the truck from the screws and gears. They are learning STEM skills during this about 5 hours assemble process! By STEM building, we believe in empowering children to promote their creative learning and brain development. 【Bigger Size Building Truck】 This building toys model truck measures over 4.7'' high, 9.9'' long, and 5.1" wide, making it a beautiful display piece to show off with pride. I believe the STEM project building truck set will be bigger than you expect. Really suitable for model truck fans and DIY enthusiasts. 【Detailed Instructions & Easy To Follow】 We have prepared clear instructions for the children, showing the diagrams of each step, and everything is clearly marked. This teaches them to follow directions and ensures they won't become overwhelmed or frustrated while they play. Wrenches and screwdrivers are also prepared for children to assemble parts easily. 【Valuable Collection & Souvenir】 The building set model truck is colored in army green, with 2 seats, 4 moveable wheels, a steering wheel, and a spare tire behind the truck, it looks just like the real truck. As you can see, the building toys model truck is well imitated and the exquisite detail design retains the complicated structures of the original. For truck lovers, it is a good collection and souvenir. Lucky Doug STEM Building Projects Model Truck Set - 391 Pieces STEM Project Building Toys for Kids Ages 8-12, Assembly Science Kit Educational Army Toys Gift for Kids Boys 8 9 10 11 12-16 Years Old building toys kit block set engineering toy collectible technique car vehicle truck metal make durable no rust model to build birthday Christmas gift present for boys kids ages 7 11 12 13 14 15 16 yr olds adult teens technic super home decor Our building toys truck set includes 391 parts and pieces, such as nuts, bolts, small screwdriver, and wrench, etc., Made of metal, which can stand rough play without worrying about easy collapse. A great careful crafting STEM project building set, worth paying a little more compared to full plastic versions. The children think carefully and patiently assemble the truck from the screws and gears. They are learning STEM skills during this about 5 hours assembling process! By STEM building, we believe in empowering children to promote their creative learning and brain development. This building toys model truck measures over 4.7'' high, 9.9'' long, and 5.1" wide, making it a beautiful display piece to show off with pride. I believe the TEM project building truck set will be bigger than you expect. Really suitable for model truck fans and DIY enthusiasts. Clear Instructions & Easy To Follow - We have prepared clear instructions for the children, showing the diagrams of each step, and everything is clearly marked. This teaches them to follow directions and ensures they won't become overwhelmed or frustrated while they play. Wrenches and screwdrivers are also prepared for children to assemble parts easily. The building set model truck is colored in army green, with 2 seats, 4 moveable wheels, a steering wheel, and a spare tire behind the truck, it looks just like the real truck. As you can see, the building toys model truck is well imitated and the exquisite detail design retains the complicated structures of the original. For truck lovers, it is a good collection and souvenir.