For young scientists

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Do you want to learn even more about the brain?

Here are some really cool facts about the brain and links to fun brain computer games:

  • Your brain uses 20% of your body's energy, but it makes up only 2% of your body's weight
  • The brain feels like a ripe avocado or a sponge and looks red because of the blood flowing through it
  • Your brain weighs about 3 pounds (1,300-1,400g), is about the size of a cantaloupe, and wrinkled like a walnut
  • The entire area of your skin weighs three times as much as your brain
  • The brain of a small dog, like a beagle, weighs about 0.16 pounds or 72g, and a cat's brain weighs only about 0.07 pounds or 30g
  • A newborn baby's brain grows almost 3 times in its first year of life
  • Humans have the most complex brain of any animal on earth
  • Your brain is divided into two sides. The left side of your brain controls the right
  • The human brain is about 75% water
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This department is currently not accepting appointment requests online. Please call us at: 617-355-6000. International +1-617-355-6000.

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The future of pediatrics will be forged by thinking differently, breaking paradigms and joining together in a shared vision of tackling the toughest challenges before us.”
- Sandra L. Fenwick, President and CEO
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