Twenty starts at 5, is easy until 10, gets cruel at 15 and challenges you to get 20!
Smartly combine the numbered hex tiles to get the ultimate number… 10!
Spend every move to shift the tiles to the spots in over 50 intricate levels!
Prove your math skills, master all levels and become the ultimate math mastermind!
Use your math skills to eliminate all waves of attack!
Play as a cashier in your own grocery store with a real supermarket cash register. Do you have the money handling skills?