Build your own Volcano Exploration Base, with a volcano with an eruption function, mobile operations centre, large excavator, drones, wheel dumper and much more! Use the lever to trigger a volcanic eruption Includes six minifigures: a female scientist, scientist with heat suit, female worker, male worker and two adventurers LEGO® City toys are compatible with all LEGO construction sets for creative building Mobile operations centre with truck measures over 12cm high, 31cm long and 7cm wide. Excavator measures over 14cm high, 17cm long and 10cm wide. Volcano measures over 13cm high, 17cm wide and 17cm deep This building toy includes 824 pieces and is suitable for boys and girls aged 8-12