100+ Brain teasers with answers for kids and adults

Brainteasers with Answers - "Challenge your brain and improve your problem-solving skills with our collection of brainteasers. From logic puzzles to wordplay, our brainteasers will keep you entertained and engaged for hours. Whether you're a student looking to boost your grades or an adult looking to keep your mind sharp, our brainteasers have something for everyone. Test your mental aptitude and see just how clever you are with our challenging and fun collection of brainteasers."

What do you throw out-Brain Teasers

46. Riddles
What do you throw out when you want to use it, but take in when you don't want to use it?
    • Answer: An anchor

Two parents and six son-Brain Teasers

47. Riddles
A family has two parents and six sons. Each of the sons has one sister. How many people are in the family? 
    • Answer: Nine. Two parents, six sons, one daughter!

2 Mothers 2 Daughters and Burger-Brain Teasers

48. Riddles
Two mothers and two daughters went out to eat. Everyone ate one burger, yet only three burgers were eaten in all. How is this possible?
    • Answer:-They were a grandmother, mother, and daughter.

The Three Switches-Brain teaser

49. Riddles
You have three switches outside a room. Each switch controls one of the three bulbs inside the room. All the switches are in the "off" position, and you can't see the bulbs from the outside. How can you figure out which switch controls which bulb if you can only enter the room once?

    • 1. Turn on the first switch and leave it on for a few minutes.
2. Turn it off and immediately turn on the second switch.
3. Enter the room:
   - The bulb that is on is controlled by the second switch.
   - The bulb that is warm but off is controlled by the first switch.
   - The bulb that is cold and off is controlled by the third switch.

Moneybox and Coins-Brain Teasers

50. Riddles
I have a large money box, 10 inches wide and 5 inches tall, Roughly how many coins can I place until my money box is no longer empty?
    • Answer: Just one, after which it will no longer be empty.

Valueless if bought-Brain Teasers

52. Riddles
The cost of making only the maker knows, Valueless if bought, but sometimes traded. A poor man may give one as easily as a king. When one is broken pain and deceit are assured. What is it?
    • Answer: Promise

How many daughters-Brain Teasers

53. Riddles
A man describes his daughters, saying, They are all blonde, but two; all brunette but two; and all redheaded but two. How many daughters does he have?
    • Answer: Three. A blonde, a brunette and a redhead

The Chicken and Egg-Brain teaser

54. Riddles
Which came first, the chicken or the egg?

    • The egg. Evolutionarily, the first egg that contained the genetic mutation to become a chicken was laid by a bird that was not quite a chicken, making the egg the precursor.

The Two Door Puzzle-Brain teaser

55. Riddles
You are standing in front of two doors. One leads to freedom, and the other leads to death. Two guards are standing, one in front of each door. One always tells the truth, and the other always lies, but you don't know which one is which. You can ask only one question to one of the guards to figure out which door leads to freedom. What do you ask?

    • Ask either guard, "If I were to ask the other guard which door leads to freedom, what would they say?" Then, choose the opposite door.

Sundial and timepiece- Brain Teasers

56. Riddles
A sundial has the fewest moving parts of any timepiece. Which has the most?
    • Answer: An hourglass, with thousands of grains of sand

Man and river-Brain Teasers

57. Riddles
A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?
    • Answer: The river was frozen

Monkey Squirrel Bird Racing-Brain Teasers

60. Riddles
A monkey, a squirrel, and a bird are racing to the top of a coconut tree. Who will get the banana first: the monkey, the squirrel, or the bird?
    • Answer: None of them, because you can't get a banana from a coconut tree.