Koop het boek “Speel het spel” gratis gesigneerd direct hier (of zonder handtekening via de…
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Yes, my second boek “Speel het spel” is out, although I am cheating a bit..…
I decided to enter the Dutch Hacking Health Hackathon 2020 online to face some serious…
this game teaches us about the complexity of something as easy as walking, imagine we…
on my trip to Asia, from India to Indonesia via Malaysia, I got to experiment…
[photo by axisroundedges.com] I am celebrating my 30 years anniversary of sport-climbing experience!!! I can…
As a fan of the game Shadow’s Edge to help teenagers with chronic disease cope…
Sometimes a game and its rule allow extreme situations nobody could predict, and the consequences…