Resources

Vi Hart: http://www.youtube.com/user/Vihart and http://vihart.com/

Macademia http://macademia.macalester.edu/Macademia/

C. G. P. Grey http://www.youtube.com/user/CGPGrey

Vsauce http://www.youtube.com/user/Vsauce

Intervalometer--lots available from lots of resources--here is Mark's