These are the most frequently used words in this book.
al
another
approach
asked
attachment
behaviour
between
care
case
cause
child
children
condition
consider
control
data
day
development
differences
different
disorders
effects
et
ethical
events
evidence
example
experience
experiment
experimental
experimenter
explain
fact
factors
findings
first
form
found
given
group
however
important
individuals
infants
influence
information
issues
key
later
learning
less
levels
life
likely
list
may
means
measures
memory
mental
method
might
model
mother
number
often
participants
people
person
problems
psychological
psychologists
psychology
questions
rather
recall
relationships
research
response
result
second
see
should
situation
social
stress
study
system
terms
theory
think
time
two
use
used
variable
whereas
whether
words
work