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Science Brain Teasers

Science brain teasers require understanding of the physical or biological world and the laws that govern it.

Brain Teasers

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  Title Popularity Difficultyv Submitted  
76 Water and Fat *** *** 06/25/02 by mad-ade
77 Venus **** *** 04/02/02 by im_para_noid
78 The Frog Battery *** *** 03/10/02 by RoseJ0
79 Hot Wheels *** *** 07/26/08 by tangled_brain
80 Teenage Party *** *** 02/27/08 by Nym_Pimplyee
81 1=1=? *** ** 11/03/07 by AndrewWalker
82 Where There's Smoke There's Fire? *** ** 06/01/05 by od-1
83 Hair Raising Duffus *** ** 03/06/03 by OD-1
84 Balloon Race ** ** 02/15/08 by rockstar1234567
85 Empty Wine Bottle *** ** 07/25/03 by jubjub
86 Crossbow Challenge *** ** 06/10/03 by ejasami
87 I Think Not *** ** 12/26/05 by metallicman
88 Elemental Opposites *** ** 05/26/11 by logicgenius
89 Hot Steam *** ** 12/24/03 by curtiss82
90 An Old Pedestrian *** ** 01/03/04 by Rowsdower

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