Magnetic Building Blocks Set For Kids Ages 3, STEM Construction 3D Stacking Magnetic Toys For Boys And Girls,Magnetic Sticks And Balls Game Set For Kid Is Early Educational Learning 128PCS.[Safe and odorless material] The magnetic block set is made of high quality ABS plastic and magnets, BPA free, safe and non toxic, with rounded edges and smooth surface so kids can play safely. [DIY Assembly] The assembled block toys are magnetic. Children can build different models such as cars, houses, animals or any interesting building of their imagination. It can help children develop their imagination and creativity, exercise their hands on