Blue/White Density Beads in a bottle Demonstration
http://www.youtube.com/watch?v=8YsRgxDonTA&feature=related
borax slime
http://www.youtube.com/watch?v=gIoKxmlMpJw
7 layers
http://www.youtube.com/watch?v=B3kodeQnQvU&feature=related
goldenrod paper -secret message:
http://www.youtube.com/watch?v=gPKQK3SVoTM&feature=list_related&playnext=1&list=SPC02CFDE5690E4010
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