Daddel - playing with Numbers

Do you love playing with numbers? Do you love the challenge? So you should try Daddel. You must be able to calculate with the numbers from 1 to 99, only - more mathematics is not needed.

Children 9+ will love to improve their mathematical abilities with this game.

The rules are simple, but without the right strategy, this game can make you crazy:
Slide two equal numbers together to remove them. Slide two different numbers together to sum their values. Can you remove all numbers in every level?

Play through the four lands ("Winter", "Spring", "Summer", "The unreal land") with 25 tasks in each land.