Safe Material: This building blocks built with 56pcs blocks. Each piece of blocks is manufactured by plasitc, toxic-free, and safe material with the highest standards to ensure the safety of the children. Bring fun and excitement for you and your family..Physics Balance Design: A small tension integrity sculpture, the center of gravity of the upper part of the model makes all chains in tension, thus forming a stable system that seems to overcome gravity..Tensegrity Sculpture: After the assembly is complete, it can be a decoration for home and office..Learn While Playing: Make our life more artistic and creative with this wonderful activity together with family or friends. Suitable for kids, teen and adults. This building toy will promote your child’s hand-eye coordination, divergent thinking, problem-solving skills, inspires creativity and brain development. Help your children learn collaboration and teamwork..Perfect Gift: Brteyes building block toy is the perfect gift for your children for Christmas, Birthdays, back-to-school season and various other holidays.