The constancy of the internal milieu is a necessary condition for ____________." -claude bernard

A magician's stock and trade is getting the audience to focus on one aspect of his demonstration while he is manipulating another. This is most easy with preoperational children, as they are easily fooled with their tendency to

be static thinkers. reverse things in their perception. demonstrate centration. equilibrate.

To help identify objects with our sense of touch, we move the object in our hands and actively explore it. This is known as ___________

A) gustation B) haptics C) kinesthesis D) nociception