K'nex Tinkertoy 65 pieces Essentials Set
Build a whole bunch with your favorite Tinkertoy parts! The Tinkertoy 65 piece Essentials Value Set includes spools, rods, flags, washers, end caps, and more! Building ideas for 7 models plus building tips! Your child can add these parts to another Tinkertoy building set (sold separately) or build anything they imagine!