Quercetti Georello Tech With the Quercetti Georello Tech, children learn the basic principles of chain reactions. Build your own three-dimensional creation, using the different pillars, gears or connectors. Are you completely finished building? Then turn one of the gears and see your creation come to life. Specifications: Packaging dimensions: 40x 34 x 9 cm Material: plastic Suitable for children from 5 years. Contents: 18 4-way Connection beams 1 Chain with 46 links 80 Connectors 70 Pillars 5 Small gears 7 Medium gears 2 Large gears 8 Bases 2 Rotor blades with belt 2 Levers