Boost early patterning skills—with nuts and bolts kids can’t wait to get their hands on! Children just choose bolts and twist on brightly colored nuts to create patterns…building fine motor skills as they go! The molded plastic nuts and bolts feature a quick-release design that makes it a cinch to remove the nuts and start again! Set includes 6 bolts and 60 nuts; bolts measure 6 3/4" in length.