Grandpa and grandchild have set off on an exciting underground adventure to collect precious stones. But, be ready to face tricky traps and dangerous creatures while hunting for these treasures. Team up with your friend to solve puzzles and navigate the mine tunnels. To move from one mine to another, you'll need to find door keys. Some mines can stretch in various directions, so watch for the green arrow lights that guide the way. Work together and explore all sixteen mines to complete this thrilling adventure.