Mine Clicker Extra

Mine Clicker Extra is an idle game about mining.
You are a mining tycoon and your goal is to build a big company.
How to play:* Click minerals and stones.
Every stone has it own unique hardness and value.* Sometimes you have to click many times to dig trough the whole stone.
* How fast you dig depends on the tool you use - for example you will dig faster with a digger than with a shovel* Every time you dig trough the stone you will get an equivalent of its value in money* For money you get you can buy better tools or improve the tools you already got.

What is great in this game:* Bunch of crazy futuristic diggers and lasers and stuff* A lot of stones you didn’t know exist* You can get really rich in this game
The game is easy and safe for kids.
Help in learning about big numbers and stones.
I hope you’ll like it.