✔ ☺Little Engineer AIRCRAFT set is a special edition which has a Unique pull back mechanism included in the set which propels the aircraft to Turbo speed. ✔ ☺ This toy set comes with 86 plus colorful steel and plastic parts that can be used to make amazing Aircraft Models ✔ ☺ The set contains an instruction manual which provides step by step instruction for assembling 11 aircraft models. ✔ ☺ Helps in enhancing child's motor skills, hand-eye coordination creative problem-solving skills. Build Rebuild And Create The Classical Mechanical DIY Vehicles And Machines. Construction based toys for 6+ age for child's development in mechanical and technical fields. Make 20 different engineering models.