| A | B |
| Normal birth weight range | 5lb, 8oz - 8lb, 13oz |
| The least-developed part of the brain at birth | Prefrontal cortex |
| Newborns are able to see _____ in front of them | 8-16 inches |
| A one-year-old infant needs approximately this many hours of sleep | 12-13 hours |
| The exchange in emotional behaviors between infant and caregiver | Synchrony |
| The realization that one's body, mind, and activities are distinct from those of other people | Self-awareness |
| The name for the bond between infant and caregiver | Attachment |
| The process of eliminating unused synapses which occurs in early childhood | Synaptic pruning |
| The tendency to believe that all people view the world in the same way | Egocentrism |
| The belief that inanimate objects have human or life-like qualities | Animism |
| The tendency of children to generate theories to explain everything they encounter | Theory Theory |
| This concept involves response-inhibition and delayed gratification | Self-control |
| Children between ages 2 and 6 grow approximately _____ each year | 3 inches |
| The brain reaches its adult size around this age | 7 years old |
| Approximately _____ of American school-age children are obese | 20% |
| The understanding that when some things change, they can be returned to their original state | Reversibility |
| This kind of intelligence includes the ability to apply new-found skills to new situations | Creative/experiential |
| This concept involves the thought that the world reflects one's own experiences | Inductive reasoning |
| This is an important means by which children evaluate their skills, knowledge, and personal qualities | Social comparison |
| Most children have lost their primary teeth by this age | 12 years old |