The Tall Crane Machinery Building Set from Engino is a nice extension to the Creative Builder line, which emphasizes the construction of diggers, cranes and trucks, some of the favourite play themes of six to nine year old youngsters. This larger set also includes a motor which brings the Machinery models to life. You can build a tall crane, a 360-degree excavator and an extending boom fork truck. Requires two AAA batteries, not supplied. Suitable for ages seven years and above, it comes complete with full building instructions and a three-year warranty.