Magnetic Building Blocks, 150-Piece STEM Cubes, Ages 3+

Magnetic building blocks help kids 3+ build stable 2D and 3D creations while developing STEM skills through hands-on play. This 150-piece Glacier Castle set features dual-sided themed tiles for fresh designs, from simple patterns to multi-layer towers. Strong neodymium magnets and ultrasonic welding support secure stacking, while smooth, reinforced plastic edges keep play comfortable for small hands. Includes a fabric storage bag for faster cleanup and easy take-along play.

• Delivers 150 magnetic cubes for flat builds, 3D structures, and imaginative castle scenes


• Holds builds steady with neodymium magnets and ultrasonic welding for multi-layer stacking


• Supports learning by improving spatial reasoning, logic, creativity, and hand-eye coordination


• Protects little hands with reinforced plastic construction and smooth, rounded edges


• Includes a fabric storage bag to pack, store, and carry the set anywhere

Designed for quick setup and long play sessions, these magnetic building cubes keep kids focused without constant rebuild frustration. The dual-sided designs add variety to every build, and the vibrant UV printing helps colors stay clear over time. Great for solo play, sibling cooperation, or classroom-style group activities, this set fits Christmas, birthday, and everyday learning-through-play gifting. Add it to your playroom rotation and grab yours today for screen-free building fun.

• Recommended age: 3+ years


• Total pieces: 150 pcs


• Max block size: 0.8 x 0.8 x 0.8 in (20 x 20 x 20 mm)


• Product weight: 1.57 lb (0.71 kg)


• Magnets: neodymium


• Construction: reinforced plastic, ultrasonic welding, smooth edges, UV printing


• Storage: fabric storage bag included