Brain Teasers
Hardest Science Teasers
Science brain teasers require understanding of the physical or biological world and the laws that govern it.
These brain teasers have been voted as the most difficult. Only teasers with at least 20 votes are shown. Good luck solving them!
Brain Teasers
Title | Popularity | Difficulty | Submitted | ||
---|---|---|---|---|---|
76 | Broken TV? | 03/09/06 | by Question_Mark | ||
77 | Venus | 04/02/02 | by im_para_noid | ||
78 | The Frog Battery | 03/10/02 | by RoseJ0 | ||
79 | Water and Fat | 06/25/02 | by mad-ade | ||
80 | 1=1=? | 11/03/07 | by AndrewWalker | ||
81 | Where There's Smoke There's Fire? | 06/01/05 | by od-1 | ||
82 | Teenage Party | 02/27/08 | by Nym_Pimplyee | ||
83 | Hot Wheels | 07/26/08 | by tangled_brain | ||
84 | Balloon Race | 02/15/08 | by rockstar1234567 | ||
85 | Hair Raising Duffus | 03/06/03 | by OD-1 | ||
86 | Empty Wine Bottle | 07/25/03 | by jubjub | ||
87 | An Old Pedestrian | 01/03/04 | by Rowsdower | ||
88 | Crossbow Challenge | 06/10/03 | by ejasami | ||
89 | I Think Not | 12/26/05 | by metallicman | ||
90 | Hot Steam | 12/24/03 | by curtiss82 |
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