Features & Benefits: 638-piece set Includes: 638 Parts, 6-volt Motor, Plastic Case with Storage Compartments, 2 Real Tools &1 Instruction Sheet Build 1 of 11 different construction models including a crane, helicopter, buggy crane, broadcasting vehicle and more (models can be built one at a time). With a sturdy storage case, this set is perfect for a budding engineer. This is an advanced engineering set for enthusiasts and experienced builders
