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1:38
Professor David Grier on soft matter research
0:44
Wave Reflection and Standing Waves 2.mp4
1:12
Wave Reflection -- xmdemo 138
0:31
Hard Water and Soft Water
1:16
Induced Magnetism
10:29
Top 5 Space Experiments
1:09:22
A VERY soft spoken British man tells you interesting space facts while you sleep
9:08
Revealing 5 Secret Magic Tricks With Science
