Well, this is quite a challenge and we hope YOU will like it:
12x12 sudokus with the 12 Chinese Zodiac Animal Signs.
Instead of using the numbers 1-12 or 1-9 and A for 10, B for 11 and C for 12 the well known Chinese Zodiac Signs will give these sudokus a new touch of thinking.
Chinese zodiac signs - as used in the Chinese language
Rat 鼠
Ox 牛
Tiger 虎
Rabbit 兔
Dragon 龍
Snake 蛇
Horse 馬
Sheep 羊
Monkey 猴
Rooster 雞
Dog 狗
Pig 豬
Note: the Chinese characters (hanzi) for these 12x12 sudokus slightly differ from the kanji
(i.e. rabbit: 兎, monkey: 猿, rooster: 鶏, dog: 犬, pig: 猪)
used in the