I looked into a reef fish tank thing but was told they are really hard to do .

Robotics

. the machinery ranges from anything from the big, diesel council mowers, to quad bikes, farm trucks and tractors and tractor implementsHa! No, little line following and obstacle avoiding robotsRobotics - sounds kick ass. ...
you would say that, being into them and having done them and all.Belive me -they not. All it takes is :research , planning , patience and research.
you would say that, being into them and having done them and all.
i would say rebuilding an engine is pip squeak, and carburetors are childs play!
oh and to add to my first post, hiking. especially ultraligh
Cheers Ed
