PBS
Pbs: Scientific American: Uncovering a Signal
An activity in which students analyze simulated brain signals and attempt to determine which signals control which muscle activity, imitating the manner in which a computer attempts to decipher brain signals for use in bionics.
Wikimedia
Wikipedia: Electroencephalogram
This Wikipedia Encyclopedia entry provides a brief explanation of an electroencephalogram test, (EEG). Includes information on the EEG's discovery and use.
PBS
Pbs Teachers: Scientific American: Pieces of Mind: What's in a Dream?
Explore recent scientific investigations in sleep and dreams. Keep a journal to track sleep and dream activity, and find examples of ways sleep and dreams are used as images in popular culture.