A quick 3d print to help identify drill bit diameters. It’s a simple thin block with slotted holes that narrow towards one end. It’s an effective tool to roughly determine the diameter of the drill bit on hand.
Read more
I am printing a box (with a difference) for some playing cards. Here I describe my experiments at folding my 3d prints.
Read moreOne worn out argument that is often aimed at mathematics is ‘I will never use it, so what’s the point?’. Indeed, on face value, the argument has value.
Read more
In this clip from years ago, (SPOILER ALERT…) Presh explains how sticking to the ‘operations order’ determines the correct answer to be 9. I was quite shocked at this result.
Read more
The puzzle: One hundred passengers are about to board a plane. The first passenger lost his boarding pass and decides
Read moreScientific method, huh
Read more