Features a mobile operations center， excavator， wheeled dumper， drone， boulder rack and a volcano with an eruption function</br>Accessory elements include 4 boulders， 4 crystal elements， shovel， pickaxe， walkie-talkie， camera， crowbar， drill and a metal detector</br>Includes 6 minifigures: a female scientist， scientist with heat suit， female worker， male worker and 2 adventurers</br>Mobile operations center with truck measures over 4" (12cm) high， 12" (31cm) long and 2" (7cm) wide， Excavator measures over 5" (14cm) high， 6" (17cm) long and 3" (10cm) wide</br>Volcano measures over 5" (13cm) high， 6" (17cm) wide and 6" (17cm) deep</br></br>Product Description</br></br>Help the scientists and explorers discover new information about the volcano! Find a spot to set up the exploration base so the scientists have the equipment they need. Then use the excavator and dumper to place boulders in the rack and break them open to find the crystal elements. Fly the drone over the volcano to get a bird's eye view. Science rocks!.</br>