Check out these Math Brain Teasers for kids! If you like math and quizzes you'll love these mini math riddles sure to give your brain a workout! Answers are provided. These brain teasers have been submitted by our visitors from all around the world. These quiz questions are fun for the brain!

Squigly has a large collection of math brain teasers. This page is just a sample of what is available. Each time you refresh this page a different set of math brain teasers will be shown.

We have lots more puzzles to provide fun for your brain. Have fun solving these quiz questions. Choose from the following brain games:

- How many sides does a decagon have?
- How many tens equal one thousand?
- Which of these numbers are prime numbers: 7, 8, 9, 10, 11, 12, 13, 14?
- What do the numbers 11, 69, and 88 all have in common?

- Take a look at all these numbers: 66, 22, 99, 33, 44, 55. What number greater than 1 can be divided into all these numbers without leaving a remainder?
- Which is measured from the circle's centre: the radius or the circumference?
- How many centimetres are in a metre?
- Which number should replace the question mark? 1, 4, 7, 10, 13, ?, 19
- If 7 is transformed into 13 and 11 is changed to 21 then what does 16 become?
- This riddle must be done IN YOUR HEAD and NOT using paper and pen or a calculator. Try it!

Take 1000 and add 40 to it. Now add another 1000 to it.

Now add 30. And another 1000.

Now add 20. Now add another 1000. Now add 10.

What is the total?

- In a drawer you have black socks and white socks. They are not stored away in pairs. Without looking, how many times will you have to reach into the drawer to come out with a matching pair?
- Are Roman numerals given in small letters or capital letters?
- True or False: When you add to odd numbers the sum is always odd?
- How do you write the number 5 in Roman numerals?
- How many inches are in a foot?
- Change this improper fraction 16/8 to a whole number.
- In division, the numeral the dividend is divided by is called...what?
- Give the place value of 5 in the number 254,879.
- What is the next number in this sequence: 2, 5, 9, 14,...
- You are 9 years old and your dad is 47. How old will your dad be when you are 21?

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