Simon Sveinsson Hartmann
WonderHowTo
Gadget Hacks
Next Reality
Null Byte
Gadget Hacks
Next Reality
Food Hacks
Null Byte
The Secret Yumiverse
Invisiverse
MacGyverisms
Mind Hacks
Mad Science
Lock Picking
Driverless
About Simon Sveinsson Hartmann
Biografien kommer snart til en bokhandel nær deg.
Location: Kristiansand, Norway
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