Develop skills in mechanical engineering and spatial visualization, alongside the ability to reason and make associations.

With each robot featuring a unique way of moving, this collection sparks children's interest in exploring science and encourages them to view the world around them with a curious, inquisitive, and learning-oriented mindset—a comprehensive, re-released collection of motorized robots.

20 short connectors, 14 axle-locking connectors, 4 30mm axle-locking connectors, 2 rotating-axle connectors, 2 two-way adapters, 2 single-stud pivoting connectors, 4 slotted strips (2 standard, 2 with side holes), 4 slotted strips with rounded corners (2 standard, 2 flat), 4 additional slotted strips (2 standard, 2 with side holes), 2 slotted strips, 2 cross-shaped frames with 2 studs, 2 L-shaped slotted strips, 2 27mm short motor axles, 2 30mm axles, 2 20-tooth gears, 2 40-tooth gears (with center holes), 2 40-tooth gears (with 5 holes), 1 spool, 1 hook, 4 square bricks (with 6 recesses), 12 square bricks, 6 curved bricks (convex), 6 triangular bricks, 4 curved bricks (concave), 2 short paper-card fasteners, 1 sheet of decorative stickers, 1 motor box with a switch (28x gear ratio), 2 round-stud bricks, 1 wrench, and other components.

Develop skills in mechanical engineering and spatial visualization, alongside the ability to reason and make associations.

With each robot featuring a unique way of moving, this collection sparks children's interest in exploring science and encourages them to view the world around them with a curious, inquisitive, and learning-oriented mindset—a comprehensive, re-released collection of motorized robots.