Researchers found that when teens think about rewards, their brains r_________e chemicals that create pleasure.
release
Teens are more likely to try new things or to be i......................... , so they can leave their parents' care and live their own lives sucessfully.
independent
What did Ibn Battuta study in Mecca?
law
The city name "Daidu" is the old name of _______ in China.
Beijing
Marco Polo a________d the Khan's recently completed new capital Daidu.
Definition: to respect and approve of someone or something
admired
Teens have an i_______e need to meet new people. Social connections seem especially rewarding.
intense
By the age of ____, a child's brain is almost at its full size.
6
How many countries did Ibn Battuta travel through?
44 countries
Where did Marco Polo's journey start?
Venice, Italy
very comfortable and expensive: l.................s
luxurious
Parents, teachers, and anyone who regularly d........ w............ teenagers knows how difficult adolescent years can be.
deal with
Which technology helps scientists to study the physical development of the brain? ( _______ technology)
brain-imaging technology
pilgrimage
How long did Marco Polo, his father and uncle stay in China?
17 years
available in large amounts or numbers: p................l
plentiful
During adolescent years, or brains go _________ great changes, like a computer system being upgraded.
through
Scientists now know that our brains continue to change until age _____.
25
Where is Ibn Battuta from? (city and country)
Tangier, Morocco
Chinese people had a hot bath three times a week thanks to black stones called ...............
coal
the act of watching somebody/something carefully for a period of time, especially to learn something: o.......
observation
the time when children slowly become adults
adolesence
Where is the travel journal of Ibn Battuta right now?