Get building with the OffBits AirBit kit from Fat Brain Toys. Designed for ages 8 years and older, follow the illustrated instructions, young engineers get to transform this jumbled collection of colorful nuts, bolts, and unique hardware pieces into a beautiful airplane, ready for take off. Includes 109 building pieces. Finished airplane measures 7 x 3.5 x 8.25 inches. A wonderful S.T.E.M. learning toy.