This is a fun way for kids to learn! It is Discovery Kids Mindblown Model Engine Kit with moving motor parts and LED lights. With hands on learning discover the inner workings of a 4 cylinder gas engine with this 104 piece electronic build kit! Observe the synchronicity of a rotating fan and belt, moving pistons, turning crankshaft, functioning valves and more. It is for ages 8 and up. It is BRAND NEW in original box. Comes from a smoke free, pet free home. A great deal for you! See my other auctions for more unique items. I do combine shipping!