Dolphins create bubble rings by blowing air in a water vortex ring...

The science behind bubble rings.
- jim 6-05-2009 9:42 pm

ok we will hold the bubble ring competition saturday at the pool, finals sunday in the pond
- mb 6-06-2009 2:55 pm [add a comment]


bubbles in the pool...

(!!!)
- bill 6-06-2009 3:05 pm [add a comment]





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