ToyUnited Magnetic Building Blocks, 100PCS Magnetic Blocks Stacking Tiles Cubes Construction Toys STEM Montessori Sensory Toys Gifts for Kids Ages 4 5 6 7 8 9 10 Christmas Advent CalendarCultivate Your Child's Creativity Magnetic Blocks includes 21 designs. The Magnetic Tiles come in different colors and styles of cubes, which can cultivate your child's imagination and creativity during construct various space scenarios, effectively exercising your child's hands and brain. Stable Construction Our Magnetic Building Cubes are not just toys; they're tools for learning. Each magnacraft has a strong magnetic embedded inside, so that each