This STEM building toy is designed for kids ages 3+, featuring metal nuts, bolts, screwdrivers, and wrenches for durable, hands-on construction play. It introduces engineering concepts through fun building games, helping improve problem-solving, creativity, and fine motor skills. Key Features: ✔ Easy-to-follow instructions with step-by-step illustrations for frustration-free building. ✔ STEM learning – Encourages logical thinking, patience, and hands-on skill development. ✔ Sturdy metal construction – Vehicles stay solid once assembled, perfect for display. ✔ Child-safe materials – Smooth, high-quality metal with no sharp edges for safe play. Ideal for creative, educational play while boosting brain development!