Some difficult brain twists can make your brain run at a high speed and activate your brain. The following is a complete set of riddles and answers for you, which are difficult for your reference only. Welcome to read. Riddle encyclopedia and answers 1 brain teasers are difficult (1-2)

1. In a closely monitored exam, two students handed in identical papers. After the examiner found out, he didn't think they cheated. What is the reason? (Answer: both papers were handed in blank)

2. Aunt Zhang talked all day, but there was one month when she talked the least. Which month was that? (Answer: February)

3. There is a place that teaches bad guys, but no policeman dares to take action to sweep it. Where is this place (answer: detention center)

4. The news published in the newspaper may not be 1% true, but what news can never be false? (Answer: the year, month and day in the newspaper)

5. What is the first thing that everyone will do when they wake up in the morning? (Answer: Open your eyes)

6. In the white folder of linen clothes, red shirts are wrapped around your body, and you are fat in vain, making efforts to build the country. (Beat a plant) [Answer] Peanut

7. When you are young, you will be red when you are old. When you are in long summer, you will recruit urchins and dance with bamboo poles. After eating, your hands will be red. [Answer] Mulberry

8. Green branches and leaves grow tall, cut and soaked in water, peeled and dried for human use, leaving bones for firewood. [answer] hemp

9. how should a woman who has been divorced for fifty times describe her? (Answer: Give up everything)

1. It takes three minutes for three children to eat three cakes, and how long does it take for ninety children to eat ninety cakes? (answer: it takes three minutes, and ninety children eat it at the same time)

11. Iron will rust when it is put outside, but what about gold? (Answer: It will be stolen)

12. When is 1+2 not equal to 3? (answer: when the calculation is wrong)

13. The body is two feet tall, slender and hairy, wearing a pair of green silk pants and a pearl red velvet hat. [Answer] Sorghum

14. Two father and son went to buy hats. Why did they only buy three? (answer: three generations)

15. Xiaohong and Xiaoli are classmates and live in the same street. They always go to school together, but every day when they leave home, one goes left and the other goes right. What's the matter? (Answer: Their houses are opposite)

16. Two people live in an alley, only a few steps away. They work in the same factory, but when they go out to work every day, one always turns left and the other right. Why? (Answer: They live across the hall)

17. What is the hardest thing? Girls like it best, especially married women, and they love it even more. (Answer: Diamonds)

18. Amin bit a large bag and a small bag for mosquitoes. Could you tell me whether the larger bag was bitten by a male mosquito or a female mosquito? (Answer: Male mosquitoes don't bite)

19. What kind of wheels only turn and don't walk? (Answer: the wheel of a windmill)

2. What on earth travels the farthest every day? (answer: the earth) riddle encyclopedia and answers 1 brain teasers are difficult (21-4)

21. What is the earliest surname of China people? (Answer: Last name is Shan)

22. In a house, there are oil lamps, heaters and fireplaces. Now, I want to light three appliances, but you only have one match. Which one should I light first? (Answer: Matches)

23. There are two prisoners in a cell, one of whom will be locked up for a year for stealing, and the other is a robber and murderer, but only for two weeks. Why? (Answer: Because the murderer has to pull it to fill his life)

24. How can two people share five apples? (Answer: Squeeze into juice)

25. Xiao Zhang was driving and accidentally hit a telephone pole and had a car accident. When the police arrived, there was a dead man in the car. Xiao Zhang said that it had nothing to do with him, and the police believed him. Why? (Answer: Xiao Zhangkai's hearse)

26. Why did a fierce hungry cat run away when it saw the mouse? (Answer: Run after the mouse)

27. In the zoo, what is the longest nose of an elephant and the second longest nose? (Answer: Elephant)

28. Why can't you see your footprints when you walk on the beach? (Answer: Walk backwards)

29. What animal did you kill but shed your blood? (Answer: Mosquito)

3. Tall and blue, with a golden round face, he smiles at the sun every day and bears countless fruits. [Answer] Sunflower

31. Green branches and leaves are not vegetables, some are baked and some are dried, and they are eaten by walking in the clouds and cannot be cooked and sold in a pot. [Answer] Tobacco leaves

32. What should you do if you have a hen that lays golden eggs? (Answer: Stop dreaming)

33. Where do I have to pay to speak? (Answer: Call)

34. It takes three minutes for three children to eat three cakes, and how long does it take for ninety children to eat ninety cakes? (answer: it's also three minutes, and ninety children eat at the same time)

35. When is the best time to hold your hands high? (Answer: When someone points a gun at your head)

36. Xiaoming lives on the fifth floor, but the elevator is broken. He didn't take the stairs himself, but he went up to the fifth floor and went home. Is this possible? (Answer: Mom carried him upstairs)

37. What on earth travels the farthest every day? (answer: the earth (the earth rotates once a day for four million kilometers))

38. A black, thick and hard stick is inserted into the hole, which feels warm. When it is pulled out, the guests have to pay (a trade) (answer: baking sugar cane)

39. It is hard to lick, and it is hard to sleep comfortably. In the west, women can use men's things after marriage, but monks have riddles and answers to 1 puzzles (41-6) without using them.

1. Dongdong's father has very good teeth, but he often goes to the stomatological hospital. Why? (Answer: Because he is a dentist)

42. Which floor should Gai Lou build from? (Answer: It starts from the foundation)

43. Why do geese fly to the south in autumn? (Answer: If you go, it will be too slow)

44. What door can never be closed? (answer: soccer goal)

45. What is more annoying than crows? (Answer: crow's mouth)

46. Women tumble. -name a foreign city (answer: Babylon)

47. There is a natural black marble. What will happen if it is thrown into the Qiantang River on September 7th? (Answer: Sink to the bottom of the river)

48. There is a person who was born to your parents, but he is not your brother or sister. Who is he? (Answer: Yourself)

49. The hotter the weather, the higher it climbs. (Answer: thermometer)

5. An old lady got on the bus. Why didn't anyone give up her seat? (Answer: There is room in the car)

51. Xiao Wang whistled leisurely while brushing his teeth. How did he do it? (answer: brushing false teeth)

52. Which is more painful to start with coconut or watermelon? (Answer: My head hurts)

53. What is the product with the same manufacturing date and effective date? (answer: newspaper)

54. Why does a hospital never treat people? (Answer: Veterinary Hospital)

55. There is a cow with its head facing north. It turns right for three times, then turns back for three times, and then turns right again. Where does its tail turn at this time? (Answer: Chaodi)

56. What does the fat girl say when she is sick? (Answer: Take care of yourself)

57. If tomorrow is the end of the world, why do people want to commit suicide today? (Answer: Take a place in heaven)

58. Why did a healthy couple give birth to a baby without eyes? (Answer: Chicken lays eggs)

59. Xiao Wang never touches the ground when he walks. Why? (Answer: Because I wear shoes)

6. How long does it take to finish Peking University? (answer: one banknote is enough) riddles and answers 1 brain teasers are difficult (61-8)

61. Xiaoming always likes to break the alarm clock at home. Why does mother always let her father, who can't repair the clock, repair it for her? (Answer: Repair Xiaoming)

62. What color are the teeth of babies born by blacks and whites? (Answer: Babies don't have teeth)

63. What should I do if I have a stick to make it shorter, but I can't cut it off, break it or shorten it? (Answer: Take one that looks like it)

64. The fox is best at confusing men, so what "fine" men and women are fascinated together? (Answer: Alcohol)

65. What says that fathers don't touch each other, but they touch each other twice when they call their father? (Answer: upper lip and lower lip)

66. A square table is missing a corner. How many corners are there? (answer: five horns)

67. Mrs. Kim has always been outspoken, but what made her suddenly speak hesitatingly? (Answer: Mrs. King hesitates when eating sugar cane)

68. Please think about it carefully. What is the biggest shadow you see? (answer: the shadow of the earth, that is, every night)

69. How to arrange 24 people in six rows according to five people? (Answer: Just arrange in a regular hexagon)

7. On the bus, two people are having a heated conversation, but the onlookers can't hear a word. What is this? (Answer: This is a deaf-mute couple)

71. Under what circumstances is a person really at the mercy of others? (Answer: On the operating table)

72. The angrier something is, the bigger it is. (answer: temper)

73. Xiao Zhang never touches the ground when he walks. Why? (Answer: across shoes and socks)

74. Pangpang is a famous diver, but one day, he stood on the platform, but he was afraid to jump. Why is this? (Answer: There is no water below)

75. Which tooth finally came out? (answer: false teeth)

76. Why do two tigers fight and never stop fighting to the death? (Answer: No one dares to stop the fight)

77. Xiaohong and her mother are both in the same class. Why? (Answer: One is a student and the other is a teacher)

78. Why did the frog lose to the dog in the swimming competition? (Answer: Frog fouled with breaststroke)

79. A plane was full of people and crashed from a height of 1, meters. Why was there no one injured? (Answer: No one was injured, but they all fell dead)

8. What will be the first thing we do to make our dream come true? (answer: wake up) riddles and answers 1 brain teasers are difficult (81-1)

81. What do people dislike to eat? (answer: a loss)

82. People told Adan that her clothes didn't have buttons, but she didn't care. Why? (Answer: Because his clothes only have zippers and no buttons)

83. Xiao Liu is a very ordinary person. Why can he not blink for more than ten hours in a row? (answer: while sleeping)

84. What card should I send to a woman to win her heart, a valentine's card, a birthday card, and a large and small card? (Answer: credit card)

85. How to write zero in Roman numerals? (Answer: there is no zero in Roman numerals)

86. What does everyone want? (answer: get sick)

87. What English letters do people like to listen to the most? (answer: CD)

88. It looks like bamboo, not bamboo, and its joints are not too thick, either purple or green, and it can't be cooked by eating. (Beat a plant) [Answer] Sugarcane

89. When I was young, my belly was empty, and my hair was fluffy when I grew up. My sister couldn't leave it without punting, and my brother took it in fishing. (Beat a plant) [Answer] Bamboo

9. There was a short general, whose body was covered with knives, and his scabbard was hairy, and his baby was hidden inside. (Beat a plant) [Answer] Soybean

91. In winter, dragons lie down, in summer, branches and leaves open, dragons must grow upwards, and pearls are arranged downwards. [Answer] Grape

92. Can you make a number bigger than 3 and smaller than 4 with three chopsticks? (answer: take pi ∏)

93. Sasha claims to be an expert in distinguishing the age of hens, and his unique skill is to use his teeth. Why? (Answer: Eat the chicken to tell whether the hen is old or tender)

94. What number should be added between the number and 1 to make this number larger than and smaller than 1? (answer: add one. It becomes .1)

95. When asked about the patient's condition, the doctor only raised five fingers and his family cried. What was the reason? (answer: three long and two short)

96. What are the fake things that people are willing to buy? (answer: wig, false teeth)

97. What gets dirtier the more you wash it? (answer: water)

98. Who is the most disobedient? (Answer: Deaf)

99. A man fell into the river and struggled a few times. He climbed up from the river, his clothes were all wet, but his hair was not. Why? (Answer: Because he is bald)

1. Xiaoming bought a new sock with a hole, but he didn't go to the salesman to change it. Do you know why? (answer: socks)