Read more

Arduino Graphing Libraries

Here is a library to write GNUPlot output from the Arduino. Now the Arduino can produce a graph output that is directly renderable across multiple platforms and cloud services. Does not rely on some gone tomorrow software + lets you edit the plot afterward.

Read more

Neat maths trick with an orange. Bonus: the worst duck joke ever!

Draw five dots anywhere on an orange with a white board marker.  There is a way to cut the orange exactly in half so that at least four of the dots are visible on one side.  Can you figure out how? Solution in this video.

Read more

THE BEST PUZZLES #4 – “Hexagon”

Arrange the numbers 1-19 in the circles, so all the rows of 3 (between orange circles) sum to 22.

Read more

THE BEST PUZZLES #3 – “Match Fix”

Fix the equation by shifting one match.
There are two solutions. I will leave them for you to find.

Read more

Images that use one of every colour + Free Software to make your own.

Its kinda captivating, an image that uses only one of every colour possible on your computer. It makes for an odd desktop background on a 4K screen.

Read more

THE BEST PUZZLES #2 – “Three Nines”

I have collected (and made) a lot of cool maths & logic puzzles over the years.
As too many Facebook maths problems today seem uninspired, I have decided to start posting from my collection.

Read more

The Best Puzzles #1 – “The 7-11 Store clerk”

I have collected (and made) a lot of cool maths & logic puzzles over the years.
As too many Facebook maths problems today seem uninspired, I have decided to start posting from my collection.