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You need sky high IQ can figure out next number in tricky sequence

A new brainteaser has left people stumped as it challenges you to work out what the next number in a sequence should be, but ...
ABC News15 年

In the Brain, Seven Is A Magic Number

New details on how the brain stores info, and why it's limited. WASHINGTON, Dec. 6, 2009 — -- Having a tough time recalling a phone number someone spoke a few minutes ago or forgetting items from ...