This Alberta teacher spent 1,800 hours over 1 year building a homemade hovercraft from scratch
Robert Tymofichuk has been a teacher for 35 years. He recently spent about 1,800 hours over the course of a year building a homemade hovercraft.
Tomas Kauer - Moderator 
Robert Tymofichuk has been a teacher for 35 years. He recently spent about 1,800 hours over the course of a year building a homemade hovercraft.
