Gravitrax Expansion Building Engineering track their progress and save

track their progress and save sets as they develop new skills

but be warned: stay away from any floating lights

What's Included in the Master Detective Toolkit:

Step-by-step guide – Includes an illustrated booklet featuring interviews with the set’s fan designer and LEGO® designers

If you know a child that likes building things then they are going to have a great time putting the Construct It Police Car together

Gravitrax Expansion Building Engineering track their progress and saveThe Building Expansion Building set offers over 25 additional elements to expand your track vertically. Youll increase the action when increasing the height of your run. Experiment with the combination of height tiles, base plates, freefalls, switches and even another level. See how high you can build your track before getting the marbles to the finish. Includes: 2 Base Plates, 1 Transparent Level, 8 Large Height Tiles, 4 Small Height Tiles, 2