The package contains Building Blocks Particle Puzzle Toy. Regular building blocks can be a pain to connect and dismantle. These magnetic building tiles are designed to be easily connected and removed by little hands. Playing with magnetic blocks can help fine-tune your childs hand-eye coordination, math and engineering, problem-solving, and fine motor skills. Unlike ordinary building tiles that easily crack or break apart, these magnetic toys are made of heavy-duty plastic material that will withstand drops and impact.Features: Material: Plast