Video Brain Teaser #21
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Lesson Description:
Videos that provide viewers with brain teasers/mental puzzles. These may consist of problems dealing with the arrangement of matchsticks, coins, and other items. May include pencil drawing games, optical illusions, hidden images and "Find the Twin" problems.
Questions answered by this video:
- Which horizontal segment is the longest in this optical illusion?
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Staff Review
A deceptive image in which it is difficult to tell which horizontal part is longest.
