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Database Listings: Strand=SPH4C-3
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Description
Record: 1256
Gasoline Expander - Discrepant Event (or Self Starting Siphon)Directions on how to make is an attention grabbing black box to introduce the importance of imagination when creating hypothesis

Record: 1363
A Pressure Paradox This is one demonstration that never fails to impress. First published in Crucible Sept. 2005 Password Required

Record: 1457
Demonstration comparing the forces (pressures) exerted by a full and half-full balloons connected by a tube. Good instructions and explanation. A thought provoking discrepant event. Provides an interesting insight into pneumatic systems. First published in the January Crucible 2007.