image sources [accessed Aug 2016]

http://imageshack.us/photo/my-images/293/bluratom.gif/ (dead link; unable to find source)

http://www.mansfieldct.org/Schools/MMS/staff/hand/Chemistry1.htm [pouring liquid image]

http://inspirationalquotes.gallery/education-is-the-most-powerful-weapon-which-you-can-use-to-change-the-world/ [Mandela quote]

http://www.slideshare.net/pbbenson/teachers-perspectives-on-autonomy [slide 4; Galileo quote]

http://www.slideshare.net/zegensocial/the-butterfly-story [slide 1; butterfly story]

http://www.docbrown.info/index.htm [mixing chemical / distallation setup]