Fans of science and space exploration will love this LEGO City Space Science Lab toy playset (60439). Perfect space toy for 6 year old kids. Fold out the domed laboratory to unveil a series of rooms, including a botanical tower of alien plants, a control room with 2 workstations, a sleeping quarters and a kitchen with juice and water dispensers. Take your youngster on an exciting building adventure with the LEGO Builder app. Here they can zoom in and rotate sets in 3D to visualize models from all angles as they build. LEGO City space gift sets come with realistic vehicles, detailed structures and inspiring characters for imaginative play without limits. This science lab in this set includes 2 special space air-lock elements for connection to other compatible space-themed LEGO playsets (sold separately) for even bigger adventures! Contains 560 pieces.