| A | B |
| growth | A measurable change in size; getting bigger |
| development | Increase in skill or ability level; maturing; getting better |
| emotional development | Maturing of the ablity to understand, control & express emotions. |
| social development | Maturing of the ablity to interact with others. |
| intellectual development | Maturing of the abilty to think, learn & reason. |
| physical development | Maturing of the ability to use & control the body. |
| head to foot | Pattern of physical development: infant's head develops before lower half of body. |
| near to far | Pattern of physical development: infants develop control over torso before hands & fingers. |
| simple to complex | Pattern of physical development: infant's can do easy tasks before harder tasks. |
| motor skills | Use and control of muscles & body parts. |