Brain Teasers from LivingMaths.com Steve Sherman of LivingMaths.com offers another set of brain teasers to sharpen the thinking skills of students - and adults of all ages. Also in printable version.
by Steve Sherman
Regular contributor to the Gazette Livingmaths.com
June 1, 2008
A magician was boasting one day at how long he could hold his breath under water. His record was 6 minutes. A kid that was listening said, "That’s nothing, I can stay under water for 10 minutes using no types of equipment or air pockets!" The magician told the kid if he could do that, he'd give him $10,000. The kid did it and won the money. Can you figure out how?
If a rooster laid a brown egg and a white egg, what colour chicks would hatch?
Paris starts with a "p" and ends with an "e". Is this true?
How many times can you subtract the number 5 from 25?
What 5 letter word typed in all capital letters can be read the same upside down?
Try to fill in the missing numbers.
The missing numbers are integers between 0 and 99. The numbers in each row add up to totals to the right. The numbers in each column add up to the totals along the bottom. The diagonal lines also add up the totals to the right.
Three men were sitting in a small speedboat 1 km from the shoreline. The first man is afraid of water, the second is afraid of drowning, and the third afraid of sharks. The boat’s engine is not working and there is nothing to row with. How do they get to the shoreline?
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Steve Sherman is the Director of an NGO called the Living Maths Programme based in South Africa. The programme is aimed at extending, enriching and empowering students and teachers with regards to math. He has an Arts degree as well as a Science degree and feels that he can now write essays AND do sums! He is passionate about spreading the joy and excitement of numbers to anyone willing to listen (and he enjoys the challenge of enticing those that are not willing to listen).
Steve has been running the Living Maths programme for 14 years and he teaches approximately 4000 children each week at about 30 schools. He is very involved in grassroots outreach projects that target mainly poor and disadvantaged students in South Africa. He has presented brainteasers on TV, is a regular presenter at many science and math festivals and is often running workshops with teachers and students.