Square-1 Simulation and New Cubes

Simon was so desperate to get his new set of speed cubes that he made another cube simulation in JavaScript, this time the funny cube called Square-1 that can shape-shift. … Continue reading Square-1 Simulation and New Cubes

It’s time to face the truth: There is no book

Two diplomas lie in front of me, both issued in Simon’s name last week. The first diploma is in Dutch, called Getuigschrift van basisonderwijs (Elementary Education Certificate) from the Flemish … Continue reading It’s time to face the truth: There is no book

Rubik’s Cube Simulator and More

Cubing craze has reached a whole new level as Simon’s speed cube shop order is stuck at the customs in Brussels and his last old speed cube is broken. What … Continue reading Rubik’s Cube Simulator and More

In the Middle of our Street

A couple of months ago, Neva pointed to a narrow slit in the facade of the building across the street and said she observed birds go in and out. They … Continue reading In the Middle of our Street

Easter Eggs Optimization Problem

We’ve calculated the perfect (optimized) combination of biological corn snack (dinos) vs. premium Belgian chocolate eggs. Simon takes it from here: Here’re the assumptions that we used: Both one bag … Continue reading Easter Eggs Optimization Problem

How many weeks old are you?

I always have my birthdays on a Saturday, a little girl told us at a playground. We laughed at first. But then we asked ourselves, why are we celebrating how … Continue reading How many weeks old are you?

Why does everyone get tides wrong!?

We were having a beautiful evening back home in Antwerp, at the harbor. At one point Simon started jotting some calculations on the reverse side of the menu sheet (he … Continue reading Why does everyone get tides wrong!?

Singing bottles, negative kelvins and resolving Zeno’s paradox

Picking up hiking keeps leading to beautiful conversations and thought experiments on the way. Yesterday, on our longest hike so far (over 8 km, partially in the sand), as we … Continue reading Singing bottles, negative kelvins and resolving Zeno’s paradox

Math To Go

Thanks to our usual summer hang-outs (Dutch beaches, local playgrounds and terraces) being closed, we have discovered that Simon doesn’t hate small hikes in the woods after all. At least … Continue reading Math To Go