Check out these Math Brain Teasers! 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:

- Add 9 + 1. Then mulitply 9 x 1. Do you get the same answer each time?
- How many feet are in a yard?
- How many sides does a hepatgon have?
- How many sides does a decagon have?
- Which is correct: Seven and five is thirteen or Seven and five are thirteen?
- How many tens equal one thousand?
- What are the next two numbers in this series: 2, 9, 16, 23, ...
- Change this into a multiplication problem; 5+5+5+5=20
- A boy is 2 years old, his brother is half as old as him. When the first boy is 100, how old will his brother be?
- Lilly has 15 pop can tabs and all together they equal $30. She dropped one and lost 2. She has $26 worth of pop can tabs. Explain.

- How do you write 23 using only the number 2?

34 using only the number 3?

56 using only the number 5?

100 using only the number 9? - A man weighing 14 stone and his two sons weighing 7 stone each were stranded on an island. All they had to get off the island was a small boat, but it could only hold 14 stone. How did the man and his sons get off the island?
- You have a 4 gallon and a 7 gallon jug of water. How can you measure exactly 6 gallons of water using these two jugs?
- What number is 6 more than 7 x 8?
- 10 candles stand burning in a dining room. A strong breeze blows in through an open window and extinguishes 3 of them. Assuming the wind doesn't extinguish any more candles, how many candles do you have left in the end?
- True or False: When you add to odd numbers the sum is always odd?
- Which of these numbers are prime numbers: 7, 8, 9, 10, 11, 12, 13, 14?
- How many squares are there on a chessboard? (Hint: The answer is not 64.)
- How many inches are in a foot?
- What are the next three numbers in this series: 14, 21, 28, 35,...

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