... force and attention. 2.it can excercise child'hand muscle. wooden beat table toys: material:MDF+hui wood+rubber wood, eco ... certification:ICTI,FSC,EN71,ASTM963,ST, ISO9001faction: child put the wooden screw into hole ,go through hiting, it will improve child ... that your child can more strength and clever. 2012 newest wooden toys for children,green wooden beat table toys,educational toys