Each mission is a sequence of from 6 to 90 puzzles. New puzzles are opened only if all previous ones.
For the solution to each puzzle is assigned a bronze (1 point), silver (2 points), or gold (3 points) medal. Bronze – regardless of the time of the decision, the silver and gold in solution with a speed not less than specified in the job.
in Order to achieve the best results, each puzzle can be solved an unlimited number of times. Please note that to use the existing missions on the website of the puzzle, and a situation may arise when you decide any of them. For this reason, at the start of the solve the next puzzle in the framework of the mission, if the database already save it, or mark decision, it will be removed. The solution time for missions is taken into account separately, so if you can't improve your score, the speed of the previous decisions will remain.
After solving the last task in your personal Cabinet you will see one of the medals. Gold if you got gold for all puzzles, silver - if you have scored at least 2*N points (N is the number of jobs), and bronze – in all other cases.
the Mission have their own entry price in coins. For the decision of the mission with a bronze medal, returns 20% of the coins, with silver medal - 50% Golden - 100%. Their mission may to create a anyone.
Miesse under moderation can be solved for free, coins will not be charged. After someone completely solve missiyu, it is automatically added to the catalog.