![bullet](../../../_themes/tidepool/tidbul1c.gif) | Vygotsky compares a 4-5 year old child to W. Köhlers apes:
![bullet](../../../_themes/tidepool/tidbul2c.gif) | ape can use tool to get bait if both appear in visual field together.
![bullet](../../../_themes/tidepool/tidbul2c.gif) | child uses words to plan the use of a tool to achieve goal of getting a target. This use of words can tie together tool & target -- create future goals & sense of time. Self-monitoring. | | |