Creative Building Fun: Engineering Starter Set. Build over 62 exciting models including tower cranes, forklifts, race cars, planes, and robots—guided by a full-color booklet with progressive steps. Whether solo or with friends, kids strengthen spatial logic, concentration, and construction skills while having fun. More Pieces, More Friends: 404 Parts for 8 Players.With 404 premium pieces including plates, wheels, nuts, bolts, and tools, this large-scale set supports up to 8 kids building together. Perfect for classrooms, group activities, and parties, it encourages communication, teamwork, and shared creativity. Engineer Starter Kit: Electric Drill & Real Tools. Includes a kid-safe electric screwdriver with 3 changeable bits, manual wrench, and hand screwdriver—offering a real-world building experience. Children develop fine motor control, coordination, and problem-solving through realistic tool use in every step. Safe & Tidy: Built to Last with Storage Included. All parts are made from durable, brightly-colored ABS plastic that resists wear and tear from active play. Comes with a large-capacity storage box, making cleanup simple and preventing piece loss—perfect for both home and classroom storage needs. Smart Gift Choice: A STEM Toy That Grows With Kids. Designed for ages 5–12, this STEM set makes a meaningful gift for birthdays, holidays, or school events. It blends learning with play—improving creativity, logic, and collaboration—making it a lasting companion in your child’s early development. Spark Imagination, Build Together – Wherever You Are Whether it’s a quiet afternoon at home, a lively classroom activity, or a backyard playdate, the COUOMOXA 404-piece STEM Building Toy Set turns any space into an exciting engineering lab. With vibrant ABS blocks, kids can assemble cars, cranes, planes, robots, and more—while learning core STEM concepts through real hands-on fun. The included electric screwdriver and tools mimic real-world assembly, offering a tactile learning experience that fits Montessori and homeschool environments perfectly. Perfect for Every Learning Moment and Special Occasion From focused solo play in the living room to collaborative projects at school, this set inspires creativity and teamwork. It’s ideal for rainy day indoor fun, stimulating sensory play in preschool, or engaging birthday and holiday gifts that spark excitement and learning. Whether at family gatherings, classroom recess, or festive celebrations like Christmas and Easter, this STEM kit turns any moment into a joyful building adventure. Built to Last. Designed for Growth. Made from non-toxic, durable ABS plastic, every piece is built to withstand daily play and curious hands. Bright colors enhance visual stimulation, and the large-capacity storage box ensures hassle-free cleanup. Backed by thousands of satisfied families, COUOMOXA’s STEM kit is more than a toy—it’s a trusted tool for nurturing creativity, logic, and social connection in children aged 5 to 12.