February 25, 2017

My seven year old son is currently very curious about big numbers. He is interested in the number of seconds in a day, 86,400, the number of minutes in a year, 525,600, and the number of stars in the Milky Way, estimated at around 300 million. Such big numbers certainl...

February 17, 2017

Have a look at this equation:

1 + 2 + 4 + 8 + 16 = 32 - 1.

What does it describe?

Here is one possibility: Say you embark on a 5 day trip, planning to take photos on the way. On the first day you only shoot one photo. Then on each new day you shoot twice the number of pho...

February 9, 2017

Somewhere in the universe there is a planet inhabited by beings called the Quaternary Counters or QC for short.  This friendly race is quite similar to us humans. However the QCs only have two fingers on each hand. Four fingers in total.

When they count from zero onward...

February 3, 2017

I recently came across a neat product called the QAMA Calculator. It is a calculator that encourages thought. Ask it to calculate something and QAMA will ask you back: “First give me an estimate”. Once you supply an approximate answer, QAMA calculates the precise answe...

February 2, 2017

Mathematics has been stolen from us, and it is time we take it back.” – You’ll find this on page 2 of Burn Math Class and Reinvent Mathematics for Yourself, an incredible Book by Jason Wilkes. Has mathematics really been stolen from us? I am not sure. But for me, one...

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