This is a new multifunction blocks include blocks with flies eye, Mirror Block, block with tinted screen and 2 rattle blocks. These blocks can work as normal building block but also offer a lot of extra learning element. Blocks are beneficial in children's play. It develops hand-eye coordination and social skills, but it is also beneficial because during block stacking toddlers begin to think like mathematicians, they lean the most basic concepts in geometry. Made with solid beech wood painted with non-toxic paint. Suitable 12+ months