How far back does the first evidence of brain surgery go?
  • 11th century
  • 18th century
  • 16th century
  • 7,000 B.C.
How many thoughts does the average human have every day?
  • 70000
  • 5000
  • 1000000
  • 700
The hippocampus is the part of the brain you use for learning and memory. In what group of people is this part larger?
  • London taxi drivers
  • Brain surgeons
  • Rocket scientists
  • Physics professors
When is the best time of the day to be creative?
  • At night
  • After lunch
  • First thing
  • Mid-morning
How much of your brain do you use?
  • All of it
  • 10%
  • 50%
  • 75%
What appliance could you run on the power generated by the human brain when awake?
  • A lightbulb
  • A refrigerator
  • A car battery
  • A small power drill
At what age does the human brain reach full maturity?
  • 25
  • 45
  • 30
  • 20
How much of the brain is made of water?
  • 73%
  • 50%
  • 36%
  • 22%
What percentage of the body's energy intake is used by the brain?
  • 20%
  • 5%
  • 15%
  • 10%
How much does a brain weigh?
  • Three pounds
  • Five pounds
  • Four pounds
  • Two pounds
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