Magna-Tiles Builder Magnetic Construction helps develop children's spatial reasoning skills, problem-solving skills and creativity. A perfect starter set for introducing young minds to STEAM concepts like architecture and engineering. Provides endless hours of fun and entertainment. Quality materials ensure durability and long-lasting enjoyment. A great gift for little builders ages 3+ to help spur their interest in construction fun. Watch Your Child's Imagination and Steam Learning Soar to New Heights with The Fan-Favorite Builder 32-Piece Set, Only in The Magna-Tiles System of Play. Extend and Swivel The First-Ever Magnetic Crane to Move Bricks Around Your Magna-Tiles Creation.