Separate the land into rectangular fields
Play the classic mine sweeper game.
Flip all the pieces to the white side
Create a loop around the city.
Put walls according to certain rules.
Connect all the islands with bridges.
Pair up the sushis so that no two pairs are identical.
Find out the heaviest item based on their relative weights.
Create a stained glass with matching colours.
Can you move the red piece out of the frame?