148Pcs Kids Magnetic Building Blocks building toys Mini Size Magnet Toys for Boys Construction Set STEM Toy for Children Girls

3 Years and Above. Adopting reliable plastic, it is non-toxic and lightweight. It is a traditional educational toy for kids and adults. For kids, it can develop their brain and logic thinking ability. For adults, it can release their pressure after work. It can change various appearances with vivid mobility nodes. Small dynamic and static friction coefficient ensures safe and smooth rotation. The interface is smooth and each corner has a chamfer. Good abrasion resistance and texture in hand. It is popular in coffee shops, waiting rooms and other places. Changeable and creative. You can turn it into hundreds of shapes, figures and models, such as bird, duck, tortoise, basket and so on