Larry Kettelkamp

• Computer graphics
• Astrology; wisdom of the stars
• ETs and UFOs
• Flutes, whistles, and reeds
• Haunted houses
• Hypnosis, the wakeful sleep
• Investigating psychics
• Kites
• Sixth Sense
• The human brain
• Tricks of eye and mind
• Tricks of eye and mind; the story of optical illusion